diff --git a/3rdparty/everest/library/everest.c b/3rdparty/everest/library/everest.c
index 82c4e03..fefc6a2 100644
--- a/3rdparty/everest/library/everest.c
+++ b/3rdparty/everest/library/everest.c
@@ -28,12 +28,7 @@
 #include "everest/x25519.h"
 #include "everest/everest.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 #if defined(MBEDTLS_ECDH_VARIANT_EVEREST_ENABLED)
 
diff --git a/ChangeLog.d/platform-setbuf.txt b/ChangeLog.d/platform-setbuf.txt
new file mode 100644
index 0000000..844f70c
--- /dev/null
+++ b/ChangeLog.d/platform-setbuf.txt
@@ -0,0 +1,3 @@
+Bugfix
+   * Provide the missing definition of mbedtls_setbuf() in some configurations
+     with MBEDTLS_PLATFORM_C disabled. Fixes #6118, #6196.
diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 6997ffd..6b330a7 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -523,6 +523,20 @@
 #error "MBEDTLS_PLATFORM_SNPRINTF_MACRO and MBEDTLS_PLATFORM_STD_SNPRINTF/MBEDTLS_PLATFORM_SNPRINTF_ALT cannot be defined simultaneously"
 #endif
 
+#if defined(MBEDTLS_PLATFORM_VSNPRINTF_ALT) && !defined(MBEDTLS_PLATFORM_C)
+#error "MBEDTLS_PLATFORM_VSNPRINTF_ALT defined, but not all prerequisites"
+#endif
+
+#if defined(MBEDTLS_PLATFORM_VSNPRINTF_MACRO) && !defined(MBEDTLS_PLATFORM_C)
+#error "MBEDTLS_PLATFORM_VSNPRINTF_MACRO defined, but not all prerequisites"
+#endif
+
+#if defined(MBEDTLS_PLATFORM_VSNPRINTF_MACRO) &&\
+    ( defined(MBEDTLS_PLATFORM_STD_VSNPRINTF) ||\
+        defined(MBEDTLS_PLATFORM_VSNPRINTF_ALT) )
+#error "MBEDTLS_PLATFORM_VSNPRINTF_MACRO and MBEDTLS_PLATFORM_STD_VSNPRINTF/MBEDTLS_PLATFORM_VSNPRINTF_ALT cannot be defined simultaneously"
+#endif
+
 #if defined(MBEDTLS_PLATFORM_STD_MEM_HDR) &&\
     !defined(MBEDTLS_PLATFORM_NO_STD_FUNCTIONS)
 #error "MBEDTLS_PLATFORM_STD_MEM_HDR defined, but not all prerequisites"
diff --git a/include/mbedtls/platform.h b/include/mbedtls/platform.h
index a5a43ac..62e12d2 100644
--- a/include/mbedtls/platform.h
+++ b/include/mbedtls/platform.h
@@ -11,6 +11,13 @@
  *        implementations of these functions, or implementations specific to
  *        their platform, which can be statically linked to the library or
  *        dynamically configured at runtime.
+ *
+ *        When all compilation options related to platform abstraction are
+ *        disabled, this header just defines `mbedtls_xxx` function names
+ *        as aliases to the standard `xxx` function.
+ *
+ *        Most modules in the library and example programs are expected to
+ *        include this header.
  */
 /*
  *  Copyright The Mbed TLS Contributors
diff --git a/library/aes.c b/library/aes.c
index 03eccef..289890d 100644
--- a/library/aes.c
+++ b/library/aes.c
@@ -40,14 +40,7 @@
 #include "aesni.h"
 #endif
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_AES_ALT)
 
diff --git a/library/aria.c b/library/aria.c
index bc05c4a..f78d289 100644
--- a/library/aria.c
+++ b/library/aria.c
@@ -31,14 +31,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_ARIA_ALT)
 
diff --git a/library/asn1parse.c b/library/asn1parse.c
index 83c7c58..d874fff 100644
--- a/library/asn1parse.c
+++ b/library/asn1parse.c
@@ -31,13 +31,7 @@
 #include "mbedtls/bignum.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 /*
  * ASN.1 DER decoding routines
diff --git a/library/asn1write.c b/library/asn1write.c
index 053dbb6..f1adcb5 100644
--- a/library/asn1write.c
+++ b/library/asn1write.c
@@ -26,13 +26,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 int mbedtls_asn1_write_len( unsigned char **p, const unsigned char *start, size_t len )
 {
diff --git a/library/base64.c b/library/base64.c
index 83daa0b..9021a04 100644
--- a/library/base64.c
+++ b/library/base64.c
@@ -28,12 +28,7 @@
 
 #if defined(MBEDTLS_SELF_TEST)
 #include <string.h>
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
 #endif /* MBEDTLS_SELF_TEST */
 
 #define BASE64_SIZE_T_MAX   ( (size_t) -1 ) /* SIZE_T_MAX is not standard */
diff --git a/library/bignum.c b/library/bignum.c
index 19d59be..1c7f919 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -47,15 +47,7 @@
 #include <limits.h>
 #include <string.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf     printf
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #define MPI_VALIDATE_RET( cond )                                       \
     MBEDTLS_INTERNAL_VALIDATE_RET( cond, MBEDTLS_ERR_MPI_BAD_INPUT_DATA )
diff --git a/library/bignum_core.c b/library/bignum_core.c
index c47292e..d0728e7 100644
--- a/library/bignum_core.c
+++ b/library/bignum_core.c
@@ -26,15 +26,7 @@
 #include "mbedtls/error.h"
 #include "mbedtls/platform_util.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf      printf
-#define mbedtls_calloc      calloc
-#define mbedtls_free        free
-#endif
 
 #include "bignum_core.h"
 #include "bn_mul.h"
diff --git a/library/bignum_mod.c b/library/bignum_mod.c
index de28093..f2c11a5 100644
--- a/library/bignum_mod.c
+++ b/library/bignum_mod.c
@@ -27,15 +27,7 @@
 #include "mbedtls/error.h"
 #include "mbedtls/bignum.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf      printf
-#define mbedtls_calloc      calloc
-#define mbedtls_free        free
-#endif
 
 #include "bignum_core.h"
 #include "bignum_mod.h"
diff --git a/library/bignum_mod_raw.c b/library/bignum_mod_raw.c
index 8c89b2c..e1c96d6 100644
--- a/library/bignum_mod_raw.c
+++ b/library/bignum_mod_raw.c
@@ -26,15 +26,7 @@
 #include "mbedtls/error.h"
 #include "mbedtls/platform_util.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf      printf
-#define mbedtls_calloc      calloc
-#define mbedtls_free        free
-#endif
 
 #include "bignum_core.h"
 #include "bignum_mod_raw.h"
diff --git a/library/camellia.c b/library/camellia.c
index c29e6c1..5dd6c56 100644
--- a/library/camellia.c
+++ b/library/camellia.c
@@ -32,14 +32,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_CAMELLIA_ALT)
 
diff --git a/library/chacha20.c b/library/chacha20.c
index f6d6e25..e53eb82 100644
--- a/library/chacha20.c
+++ b/library/chacha20.c
@@ -32,14 +32,7 @@
 #include <stddef.h>
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_CHACHA20_ALT)
 
diff --git a/library/chachapoly.c b/library/chachapoly.c
index 1f75528..e283853 100644
--- a/library/chachapoly.c
+++ b/library/chachapoly.c
@@ -28,14 +28,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_CHACHAPOLY_ALT)
 
diff --git a/library/cipher.c b/library/cipher.c
index 752d1fe..dfb7329 100644
--- a/library/cipher.c
+++ b/library/cipher.c
@@ -63,12 +63,7 @@
 #include "mbedtls/nist_kw.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 static int supported_init = 0;
 
diff --git a/library/cipher_wrap.c b/library/cipher_wrap.c
index 7da7d9d..8e395b3 100644
--- a/library/cipher_wrap.c
+++ b/library/cipher_wrap.c
@@ -68,13 +68,7 @@
 #include <string.h>
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #if defined(MBEDTLS_GCM_C)
 /* shared by all GCM ciphers */
diff --git a/library/ctr_drbg.c b/library/ctr_drbg.c
index 8919c78..71c48af 100644
--- a/library/ctr_drbg.c
+++ b/library/ctr_drbg.c
@@ -36,14 +36,7 @@
 #include <stdio.h>
 #endif
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 /*
  * CTR_DRBG context initialization
diff --git a/library/debug.c b/library/debug.c
index fa60d13..bdbf6dd 100644
--- a/library/debug.c
+++ b/library/debug.c
@@ -21,16 +21,7 @@
 
 #if defined(MBEDTLS_DEBUG_C)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc      calloc
-#define mbedtls_free        free
-#define mbedtls_time_t      time_t
-#define mbedtls_snprintf    snprintf
-#define mbedtls_vsnprintf   vsnprintf
-#endif
 
 #include "mbedtls/debug.h"
 #include "mbedtls/error.h"
diff --git a/library/des.c b/library/des.c
index 91d22b5..65f5681 100644
--- a/library/des.c
+++ b/library/des.c
@@ -33,14 +33,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_DES_ALT)
 
diff --git a/library/dhm.c b/library/dhm.c
index 1ba5339..6ee5402 100644
--- a/library/dhm.c
+++ b/library/dhm.c
@@ -43,15 +43,7 @@
 #include "mbedtls/asn1.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#include <stdio.h>
-#define mbedtls_printf     printf
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #if !defined(MBEDTLS_DHM_ALT)
 
diff --git a/library/ecdsa.c b/library/ecdsa.c
index dcdf83c..c58e331 100644
--- a/library/ecdsa.c
+++ b/library/ecdsa.c
@@ -36,13 +36,7 @@
 #include "mbedtls/hmac_drbg.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #include "mbedtls/platform_util.h"
 #include "mbedtls/error.h"
diff --git a/library/ecjpake.c b/library/ecjpake.c
index 020eee5..289255a 100644
--- a/library/ecjpake.c
+++ b/library/ecjpake.c
@@ -857,12 +857,7 @@
 
 #if defined(MBEDTLS_SELF_TEST)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf     printf
-#endif
 
 #if !defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED) || \
     !defined(MBEDTLS_SHA256_C)
diff --git a/library/ecp.c b/library/ecp.c
index 009be61..ee6c24a 100644
--- a/library/ecp.c
+++ b/library/ecp.c
@@ -84,15 +84,7 @@
 
 #if !defined(MBEDTLS_ECP_ALT)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#include <stdio.h>
-#define mbedtls_printf     printf
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #include "ecp_internal_alt.h"
 
diff --git a/library/entropy.c b/library/entropy.c
index 08c5bd7..1e0d9d3 100644
--- a/library/entropy.c
+++ b/library/entropy.c
@@ -32,18 +32,9 @@
 #include <stdio.h>
 #endif
 
-#if defined(MBEDTLS_ENTROPY_NV_SEED)
 #include "mbedtls/platform.h"
-#endif
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf     printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 
 #define ENTROPY_MAX_LOOP    256     /**< Maximum amount to loop before error */
diff --git a/library/entropy_poll.c b/library/entropy_poll.c
index 2ae57fd..2df9bbe 100644
--- a/library/entropy_poll.c
+++ b/library/entropy_poll.c
@@ -35,9 +35,7 @@
 #if defined(MBEDTLS_TIMING_C)
 #include "mbedtls/timing.h"
 #endif
-#if defined(MBEDTLS_ENTROPY_NV_SEED) || !defined(HAVE_SYSCTL_ARND)
 #include "mbedtls/platform.h"
-#endif
 
 #if !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
 
diff --git a/library/gcm.c b/library/gcm.c
index ac329e3..f004a73c 100644
--- a/library/gcm.c
+++ b/library/gcm.c
@@ -32,6 +32,7 @@
 #if defined(MBEDTLS_GCM_C)
 
 #include "mbedtls/gcm.h"
+#include "mbedtls/platform.h"
 #include "mbedtls/platform_util.h"
 #include "mbedtls/error.h"
 
@@ -41,15 +42,6 @@
 #include "aesni.h"
 #endif
 
-#if defined(MBEDTLS_SELF_TEST) && defined(MBEDTLS_AES_C)
-#include "mbedtls/aes.h"
-#include "mbedtls/platform.h"
-#if !defined(MBEDTLS_PLATFORM_C)
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST && MBEDTLS_AES_C */
-
 #if !defined(MBEDTLS_GCM_ALT)
 
 /*
diff --git a/library/hmac_drbg.c b/library/hmac_drbg.c
index 8b13a86..6bc679d 100644
--- a/library/hmac_drbg.c
+++ b/library/hmac_drbg.c
@@ -37,14 +37,7 @@
 #include <stdio.h>
 #endif
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_SELF_TEST */
-#endif /* MBEDTLS_PLATFORM_C */
 
 /*
  * HMAC_DRBG context initialization
diff --git a/library/md.c b/library/md.c
index a387da5..8efcf10 100644
--- a/library/md.c
+++ b/library/md.c
@@ -36,13 +36,7 @@
 #include "mbedtls/sha256.h"
 #include "mbedtls/sha512.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #include <string.h>
 
diff --git a/library/md5.c b/library/md5.c
index a9bbcb4..f7a225c 100644
--- a/library/md5.c
+++ b/library/md5.c
@@ -32,14 +32,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_MD5_ALT)
 
diff --git a/library/mps_trace.h b/library/mps_trace.h
index 7c23601..820a1b6 100644
--- a/library/mps_trace.h
+++ b/library/mps_trace.h
@@ -30,13 +30,7 @@
 #include "mps_common.h"
 #include "mps_trace.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf    printf
-#define mbedtls_vsnprintf vsnprintf
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_MPS_ENABLE_TRACE)
 
diff --git a/library/net_sockets.c b/library/net_sockets.c
index d1700f3..637b9f8 100644
--- a/library/net_sockets.c
+++ b/library/net_sockets.c
@@ -37,11 +37,7 @@
 #error "This module only works on Unix and Windows, see MBEDTLS_NET_C in mbedtls_config.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#endif
 
 #include "mbedtls/net_sockets.h"
 #include "mbedtls/error.h"
diff --git a/library/nist_kw.c b/library/nist_kw.c
index 1aea0b6..495c23d 100644
--- a/library/nist_kw.c
+++ b/library/nist_kw.c
@@ -39,14 +39,7 @@
 #include <stdint.h>
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST) && defined(MBEDTLS_AES_C)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST && MBEDTLS_AES_C */
 
 #if !defined(MBEDTLS_NIST_KW_ALT)
 
diff --git a/library/oid.c b/library/oid.c
index dcd1815..aa5f69c 100644
--- a/library/oid.c
+++ b/library/oid.c
@@ -32,11 +32,7 @@
 #include <stdio.h>
 #include <string.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#define mbedtls_snprintf snprintf
-#endif
 
 /*
  * Macro to automatically add the size of #define'd OIDs
diff --git a/library/pem.c b/library/pem.c
index e4101e8..e8abba1 100644
--- a/library/pem.c
+++ b/library/pem.c
@@ -33,13 +33,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #include "psa/crypto.h"
diff --git a/library/pk_wrap.c b/library/pk_wrap.c
index 2d4f4f2..5de8fa6 100644
--- a/library/pk_wrap.c
+++ b/library/pk_wrap.c
@@ -55,13 +55,7 @@
 #include "hash_info.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #include <limits.h>
 #include <stdint.h>
diff --git a/library/pkcs5.c b/library/pkcs5.c
index 847496d..ac5945a 100644
--- a/library/pkcs5.c
+++ b/library/pkcs5.c
@@ -42,12 +42,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif
 
 #include "hash_info.h"
 #include "mbedtls/psa_util.h"
diff --git a/library/pkparse.c b/library/pkparse.c
index 2a9a558..b982637 100644
--- a/library/pkparse.c
+++ b/library/pkparse.c
@@ -48,13 +48,7 @@
 #include "mbedtls/pkcs12.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #if defined(MBEDTLS_FS_IO)
 /*
diff --git a/library/pkwrite.c b/library/pkwrite.c
index 4d87b07..f699a27 100644
--- a/library/pkwrite.c
+++ b/library/pkwrite.c
@@ -51,13 +51,7 @@
 #include "psa/crypto.h"
 #include "mbedtls/psa_util.h"
 #endif
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif
 
 #if defined(MBEDTLS_RSA_C)
 /*
diff --git a/library/poly1305.c b/library/poly1305.c
index f0d4cb6..0850f66 100644
--- a/library/poly1305.c
+++ b/library/poly1305.c
@@ -28,14 +28,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_POLY1305_ALT)
 
diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index 5434231..7e2b686 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -52,10 +52,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include "mbedtls/platform.h"
-#if !defined(MBEDTLS_PLATFORM_C)
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 #include "mbedtls/aes.h"
 #include "mbedtls/asn1.h"
diff --git a/library/psa_crypto_aead.c b/library/psa_crypto_aead.c
index 714d950..76d95bc 100644
--- a/library/psa_crypto_aead.c
+++ b/library/psa_crypto_aead.c
@@ -27,10 +27,6 @@
 
 #include <string.h>
 #include "mbedtls/platform.h"
-#if !defined(MBEDTLS_PLATFORM_C)
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 #include "mbedtls/ccm.h"
 #include "mbedtls/chachapoly.h"
diff --git a/library/psa_crypto_client.c b/library/psa_crypto_client.c
index 629feb7..ab79086 100644
--- a/library/psa_crypto_client.c
+++ b/library/psa_crypto_client.c
@@ -25,10 +25,6 @@
 
 #include <string.h>
 #include "mbedtls/platform.h"
-#if !defined(MBEDTLS_PLATFORM_C)
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 void psa_reset_key_attributes( psa_key_attributes_t *attributes )
 {
diff --git a/library/psa_crypto_ecp.c b/library/psa_crypto_ecp.c
index 59c3a0e..29f53b9 100644
--- a/library/psa_crypto_ecp.c
+++ b/library/psa_crypto_ecp.c
@@ -31,10 +31,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include "mbedtls/platform.h"
-#if !defined(MBEDTLS_PLATFORM_C)
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 #include <mbedtls/ecdsa.h>
 #include <mbedtls/ecp.h>
diff --git a/library/psa_crypto_rsa.c b/library/psa_crypto_rsa.c
index 7d4718d..f1b9809 100644
--- a/library/psa_crypto_rsa.c
+++ b/library/psa_crypto_rsa.c
@@ -32,10 +32,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include "mbedtls/platform.h"
-#if !defined(MBEDTLS_PLATFORM_C)
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 #include <mbedtls/rsa.h>
 #include <mbedtls/error.h>
diff --git a/library/psa_crypto_se.c b/library/psa_crypto_se.c
index 56678d6..87d2634 100644
--- a/library/psa_crypto_se.c
+++ b/library/psa_crypto_se.c
@@ -38,10 +38,6 @@
 #endif
 
 #include "mbedtls/platform.h"
-#if !defined(MBEDTLS_PLATFORM_C)
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 
 
diff --git a/library/psa_crypto_slot_management.c b/library/psa_crypto_slot_management.c
index a18350e..9dceaac 100644
--- a/library/psa_crypto_slot_management.c
+++ b/library/psa_crypto_slot_management.c
@@ -34,12 +34,7 @@
 
 #include <stdlib.h>
 #include <string.h>
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 #define ARRAY_LENGTH( array ) ( sizeof( array ) / sizeof( *( array ) ) )
 
diff --git a/library/psa_crypto_storage.c b/library/psa_crypto_storage.c
index db7786d..3186a36 100644
--- a/library/psa_crypto_storage.c
+++ b/library/psa_crypto_storage.c
@@ -36,13 +36,7 @@
 #include "psa/internal_trusted_storage.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc   calloc
-#define mbedtls_free     free
-#endif
 
 
 
diff --git a/library/psa_its_file.c b/library/psa_its_file.c
index b7c2e6b..a35ac24 100644
--- a/library/psa_its_file.c
+++ b/library/psa_its_file.c
@@ -22,11 +22,7 @@
 
 #if defined(MBEDTLS_PSA_ITS_FILE_C)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#define mbedtls_snprintf   snprintf
-#endif
 
 #if defined(_WIN32)
 #include <windows.h>
diff --git a/library/ripemd160.c b/library/ripemd160.c
index 41d8387..6212cb2 100644
--- a/library/ripemd160.c
+++ b/library/ripemd160.c
@@ -33,14 +33,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_RIPEMD160_ALT)
 
diff --git a/library/rsa.c b/library/rsa.c
index 4df240a..ae9e68b 100644
--- a/library/rsa.c
+++ b/library/rsa.c
@@ -63,14 +63,7 @@
 #endif /* MBEDTLS_MD_C */
 #endif /* MBEDTLS_PKCS1_V21 */
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#define mbedtls_calloc calloc
-#define mbedtls_free   free
-#endif
 
 #if !defined(MBEDTLS_RSA_ALT)
 
diff --git a/library/sha1.c b/library/sha1.c
index 56532b1..5ae818a 100644
--- a/library/sha1.c
+++ b/library/sha1.c
@@ -32,14 +32,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if !defined(MBEDTLS_SHA1_ALT)
 
diff --git a/library/sha256.c b/library/sha256.c
index 4819ba3..0e9c1a1 100644
--- a/library/sha256.c
+++ b/library/sha256.c
@@ -32,17 +32,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf printf
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if defined(__aarch64__)
 #  if defined(MBEDTLS_SHA256_USE_A64_CRYPTO_IF_PRESENT) || \
diff --git a/library/sha512.c b/library/sha512.c
index f96580d..aa6f06a 100644
--- a/library/sha512.c
+++ b/library/sha512.c
@@ -38,17 +38,7 @@
 
 #include <string.h>
 
-#if defined(MBEDTLS_SELF_TEST)
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf printf
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif /* MBEDTLS_PLATFORM_C */
-#endif /* MBEDTLS_SELF_TEST */
 
 #if defined(__aarch64__)
 #  if defined(MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT) || \
diff --git a/library/ssl_cache.c b/library/ssl_cache.c
index 6505e11..8405d27 100644
--- a/library/ssl_cache.c
+++ b/library/ssl_cache.c
@@ -25,13 +25,7 @@
 
 #if defined(MBEDTLS_SSL_CACHE_C)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#endif
 
 #include "mbedtls/ssl_cache.h"
 #include "ssl_misc.h"
diff --git a/library/ssl_ciphersuites.c b/library/ssl_ciphersuites.c
index 808aa9e..a83527f 100644
--- a/library/ssl_ciphersuites.c
+++ b/library/ssl_ciphersuites.c
@@ -23,11 +23,7 @@
 
 #if defined(MBEDTLS_SSL_TLS_C)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#endif
 
 #include "mbedtls/ssl_ciphersuites.h"
 #include "mbedtls/ssl.h"
diff --git a/library/ssl_client.c b/library/ssl_client.c
index 9e4f021..90ec252 100644
--- a/library/ssl_client.c
+++ b/library/ssl_client.c
@@ -24,13 +24,7 @@
 #if defined(MBEDTLS_SSL_CLI_C)
 #if defined(MBEDTLS_SSL_PROTO_TLS1_3) || defined(MBEDTLS_SSL_PROTO_TLS1_2)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#endif
 
 #include <string.h>
 
diff --git a/library/ssl_cookie.c b/library/ssl_cookie.c
index b6a8add..190c0f0 100644
--- a/library/ssl_cookie.c
+++ b/library/ssl_cookie.c
@@ -25,12 +25,7 @@
 
 #if defined(MBEDTLS_SSL_COOKIE_C)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#endif
 
 #include "mbedtls/ssl_cookie.h"
 #include "ssl_misc.h"
diff --git a/library/ssl_msg.c b/library/ssl_msg.c
index 06194bd..ab2ecb3 100644
--- a/library/ssl_msg.c
+++ b/library/ssl_msg.c
@@ -26,13 +26,7 @@
 
 #if defined(MBEDTLS_SSL_TLS_C)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#endif
 
 #include "mbedtls/ssl.h"
 #include "ssl_misc.h"
diff --git a/library/ssl_ticket.c b/library/ssl_ticket.c
index 359686a..e39563b 100644
--- a/library/ssl_ticket.c
+++ b/library/ssl_ticket.c
@@ -21,13 +21,7 @@
 
 #if defined(MBEDTLS_SSL_TICKET_C)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#endif
 
 #include "ssl_misc.h"
 #include "mbedtls/ssl_ticket.h"
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 610df54..c36729f 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -27,15 +27,7 @@
 
 #include <assert.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#include <stdio.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#define mbedtls_printf    printf
-#endif /* !MBEDTLS_PLATFORM_C */
 
 #include "mbedtls/ssl.h"
 #include "ssl_client.h"
diff --git a/library/ssl_tls12_client.c b/library/ssl_tls12_client.c
index d1ec55c..7b62e71 100644
--- a/library/ssl_tls12_client.c
+++ b/library/ssl_tls12_client.c
@@ -21,13 +21,7 @@
 
 #if defined(MBEDTLS_SSL_CLI_C) && defined(MBEDTLS_SSL_PROTO_TLS1_2)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#endif
 
 #include "mbedtls/ssl.h"
 #include "ssl_client.h"
diff --git a/library/ssl_tls12_server.c b/library/ssl_tls12_server.c
index 997f584..66c61a3 100644
--- a/library/ssl_tls12_server.c
+++ b/library/ssl_tls12_server.c
@@ -21,13 +21,7 @@
 
 #if defined(MBEDTLS_SSL_SRV_C) && defined(MBEDTLS_SSL_PROTO_TLS1_2)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#endif
 
 #include "mbedtls/ssl.h"
 #include "ssl_misc.h"
diff --git a/library/ssl_tls13_server.c b/library/ssl_tls13_server.c
index c8a7827..3e54f38 100644
--- a/library/ssl_tls13_server.c
+++ b/library/ssl_tls13_server.c
@@ -34,13 +34,7 @@
 #include "mbedtls/ecp.h"
 #endif /* MBEDTLS_ECP_C */
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free       free
-#endif /* MBEDTLS_PLATFORM_C */
 
 #include "ssl_misc.h"
 #include "ssl_tls13_keys.h"
diff --git a/library/x509.c b/library/x509.c
index f1d988a..ca2e907 100644
--- a/library/x509.c
+++ b/library/x509.c
@@ -43,16 +43,7 @@
 #include "mbedtls/pem.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_free      free
-#define mbedtls_calloc    calloc
-#define mbedtls_printf    printf
-#define mbedtls_snprintf  snprintf
-#endif
 
 #if defined(MBEDTLS_HAVE_TIME)
 #include "mbedtls/platform_time.h"
diff --git a/library/x509_crl.c b/library/x509_crl.c
index 0cd996d..2a3fac7 100644
--- a/library/x509_crl.c
+++ b/library/x509_crl.c
@@ -42,15 +42,7 @@
 #include "mbedtls/pem.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#include <stdio.h>
-#define mbedtls_free       free
-#define mbedtls_calloc    calloc
-#define mbedtls_snprintf   snprintf
-#endif
 
 #if defined(MBEDTLS_HAVE_TIME)
 #if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)
diff --git a/library/x509_crt.c b/library/x509_crt.c
index af1e487..c4f97bb 100644
--- a/library/x509_crt.c
+++ b/library/x509_crt.c
@@ -50,15 +50,7 @@
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 #include "hash_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_free       free
-#define mbedtls_calloc    calloc
-#define mbedtls_snprintf   snprintf
-#endif
 
 #if defined(MBEDTLS_THREADING_C)
 #include "mbedtls/threading.h"
diff --git a/library/x509_csr.c b/library/x509_csr.c
index 25069b2..dee0ea6 100644
--- a/library/x509_csr.c
+++ b/library/x509_csr.c
@@ -42,15 +42,7 @@
 #include "mbedtls/pem.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#include <stdio.h>
-#define mbedtls_free       free
-#define mbedtls_calloc    calloc
-#define mbedtls_snprintf   snprintf
-#endif
 
 #if defined(MBEDTLS_FS_IO) || defined(EFIX64) || defined(EFI32)
 #include <stdio.h>
diff --git a/library/x509write_csr.c b/library/x509write_csr.c
index c4dd1b7..976f6e6 100644
--- a/library/x509write_csr.c
+++ b/library/x509write_csr.c
@@ -45,13 +45,7 @@
 #include "mbedtls/pem.h"
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_calloc    calloc
-#define mbedtls_free      free
-#endif
 
 void mbedtls_x509write_csr_init( mbedtls_x509write_csr *ctx )
 {
diff --git a/programs/aes/crypt_and_hash.c b/programs/aes/crypt_and_hash.c
index 136e25b..476c20e 100644
--- a/programs/aes/crypt_and_hash.c
+++ b/programs/aes/crypt_and_hash.c
@@ -25,17 +25,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_CIPHER_C) && defined(MBEDTLS_MD_C) && \
  defined(MBEDTLS_FS_IO)
diff --git a/programs/hash/generic_sum.c b/programs/hash/generic_sum.c
index f38a976..6f49e79 100644
--- a/programs/hash/generic_sum.c
+++ b/programs/hash/generic_sum.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_MD_C) && defined(MBEDTLS_FS_IO)
 #include "mbedtls/md.h"
diff --git a/programs/hash/hello.c b/programs/hash/hello.c
index cb8de8b..3ef0652 100644
--- a/programs/hash/hello.c
+++ b/programs/hash/hello.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#include <stdio.h>
-#define mbedtls_printf       printf
-#define mbedtls_exit         exit
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif
 
 #if defined(MBEDTLS_MD5_C)
 #include "mbedtls/md5.h"
diff --git a/programs/pkey/dh_client.c b/programs/pkey/dh_client.c
index 45de57b..3619cb2 100644
--- a/programs/pkey/dh_client.c
+++ b/programs/pkey/dh_client.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_time_t          time_t
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_AES_C) && defined(MBEDTLS_DHM_C) && \
     defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_NET_C) && \
diff --git a/programs/pkey/dh_genprime.c b/programs/pkey/dh_genprime.c
index 9ada4ea..2e696e5 100644
--- a/programs/pkey/dh_genprime.c
+++ b/programs/pkey/dh_genprime.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_time_t          time_t
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_ENTROPY_C) ||   \
     !defined(MBEDTLS_FS_IO) || !defined(MBEDTLS_CTR_DRBG_C) ||     \
diff --git a/programs/pkey/dh_server.c b/programs/pkey/dh_server.c
index 2956308..e6f53ed 100644
--- a/programs/pkey/dh_server.c
+++ b/programs/pkey/dh_server.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_time_t          time_t
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_AES_C) && defined(MBEDTLS_DHM_C) && \
     defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_NET_C) && \
diff --git a/programs/pkey/ecdh_curve25519.c b/programs/pkey/ecdh_curve25519.c
index 281a26b..5dd6bdd 100644
--- a/programs/pkey/ecdh_curve25519.c
+++ b/programs/pkey/ecdh_curve25519.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_ECDH_C) || \
     !defined(MBEDTLS_ECP_DP_CURVE25519_ENABLED) || \
diff --git a/programs/pkey/ecdsa.c b/programs/pkey/ecdsa.c
index c1c5070..1035bb2 100644
--- a/programs/pkey/ecdsa.c
+++ b/programs/pkey/ecdsa.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_ECDSA_C) && \
     defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_CTR_DRBG_C)
diff --git a/programs/pkey/gen_key.c b/programs/pkey/gen_key.c
index 8779519..9e5329f 100644
--- a/programs/pkey/gen_key.c
+++ b/programs/pkey/gen_key.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_PK_WRITE_C) && defined(MBEDTLS_FS_IO) && \
     defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_CTR_DRBG_C)
diff --git a/programs/pkey/key_app.c b/programs/pkey/key_app.c
index bd16b24..02a19e9 100644
--- a/programs/pkey/key_app.c
+++ b/programs/pkey/key_app.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_BIGNUM_C) && \
     defined(MBEDTLS_PK_PARSE_C) && defined(MBEDTLS_FS_IO) && \
diff --git a/programs/pkey/key_app_writer.c b/programs/pkey/key_app_writer.c
index df1e502..589bee9 100644
--- a/programs/pkey/key_app_writer.c
+++ b/programs/pkey/key_app_writer.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_PK_PARSE_C) && defined(MBEDTLS_PK_WRITE_C) && \
     defined(MBEDTLS_FS_IO) && \
diff --git a/programs/pkey/mpi_demo.c b/programs/pkey/mpi_demo.c
index eed8dfc..4c34b99 100644
--- a/programs/pkey/mpi_demo.c
+++ b/programs/pkey/mpi_demo.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_BIGNUM_C) && defined(MBEDTLS_FS_IO)
 #include "mbedtls/bignum.h"
diff --git a/programs/pkey/pk_decrypt.c b/programs/pkey/pk_decrypt.c
index b09b6b8..0d8388f 100644
--- a/programs/pkey/pk_decrypt.c
+++ b/programs/pkey/pk_decrypt.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_BIGNUM_C) && defined(MBEDTLS_PK_PARSE_C) && \
     defined(MBEDTLS_FS_IO) && defined(MBEDTLS_ENTROPY_C) && \
diff --git a/programs/pkey/pk_encrypt.c b/programs/pkey/pk_encrypt.c
index 3df11f7..5d45738 100644
--- a/programs/pkey/pk_encrypt.c
+++ b/programs/pkey/pk_encrypt.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_BIGNUM_C) && defined(MBEDTLS_PK_PARSE_C) && \
     defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_FS_IO) && \
diff --git a/programs/pkey/pk_sign.c b/programs/pkey/pk_sign.c
index 7b5d8e1..301edb8 100644
--- a/programs/pkey/pk_sign.c
+++ b/programs/pkey/pk_sign.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_snprintf        snprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_ENTROPY_C) ||  \
     !defined(MBEDTLS_SHA256_C) || !defined(MBEDTLS_MD_C) || \
diff --git a/programs/pkey/pk_verify.c b/programs/pkey/pk_verify.c
index e82653b..6b96452 100644
--- a/programs/pkey/pk_verify.c
+++ b/programs/pkey/pk_verify.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_snprintf        snprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_MD_C) || \
     !defined(MBEDTLS_SHA256_C) || !defined(MBEDTLS_PK_PARSE_C) ||   \
diff --git a/programs/pkey/rsa_decrypt.c b/programs/pkey/rsa_decrypt.c
index c01a5cf..783f3ca 100644
--- a/programs/pkey/rsa_decrypt.c
+++ b/programs/pkey/rsa_decrypt.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf       printf
-#define mbedtls_exit         exit
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_BIGNUM_C) && defined(MBEDTLS_RSA_C) && \
     defined(MBEDTLS_FS_IO) && defined(MBEDTLS_ENTROPY_C) && \
diff --git a/programs/pkey/rsa_encrypt.c b/programs/pkey/rsa_encrypt.c
index 25a42d3..777b22e 100644
--- a/programs/pkey/rsa_encrypt.c
+++ b/programs/pkey/rsa_encrypt.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_BIGNUM_C) && defined(MBEDTLS_RSA_C) && \
     defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_FS_IO) && \
diff --git a/programs/pkey/rsa_genkey.c b/programs/pkey/rsa_genkey.c
index 67711bd..7acda81 100644
--- a/programs/pkey/rsa_genkey.c
+++ b/programs/pkey/rsa_genkey.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_BIGNUM_C) && defined(MBEDTLS_ENTROPY_C) && \
     defined(MBEDTLS_RSA_C) && defined(MBEDTLS_GENPRIME) && \
diff --git a/programs/pkey/rsa_sign.c b/programs/pkey/rsa_sign.c
index 1df9b13..f4deab0 100644
--- a/programs/pkey/rsa_sign.c
+++ b/programs/pkey/rsa_sign.c
@@ -19,18 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_snprintf        snprintf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) ||  \
     !defined(MBEDTLS_SHA256_C) || !defined(MBEDTLS_MD_C) || \
diff --git a/programs/pkey/rsa_sign_pss.c b/programs/pkey/rsa_sign_pss.c
index 8078ab6..0cbde02 100644
--- a/programs/pkey/rsa_sign_pss.c
+++ b/programs/pkey/rsa_sign_pss.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_snprintf        snprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_MD_C) || !defined(MBEDTLS_ENTROPY_C) ||  \
     !defined(MBEDTLS_RSA_C) || !defined(MBEDTLS_SHA256_C) ||        \
diff --git a/programs/pkey/rsa_verify.c b/programs/pkey/rsa_verify.c
index a8b1abb..a3fa6d7 100644
--- a/programs/pkey/rsa_verify.c
+++ b/programs/pkey/rsa_verify.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_snprintf        snprintf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) ||  \
     !defined(MBEDTLS_SHA256_C) || !defined(MBEDTLS_MD_C) || \
diff --git a/programs/pkey/rsa_verify_pss.c b/programs/pkey/rsa_verify_pss.c
index 3a20778..7dcccda 100644
--- a/programs/pkey/rsa_verify_pss.c
+++ b/programs/pkey/rsa_verify_pss.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_snprintf        snprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_MD_C) || !defined(MBEDTLS_ENTROPY_C) ||  \
     !defined(MBEDTLS_RSA_C) || !defined(MBEDTLS_SHA256_C) ||        \
diff --git a/programs/random/gen_entropy.c b/programs/random/gen_entropy.c
index 4deb924..f0ffea2 100644
--- a/programs/random/gen_entropy.c
+++ b/programs/random/gen_entropy.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_ENTROPY_C) && defined(MBEDTLS_FS_IO)
 #include "mbedtls/entropy.h"
diff --git a/programs/random/gen_random_ctr_drbg.c b/programs/random/gen_random_ctr_drbg.c
index 0a9e2dd..2a3dd54 100644
--- a/programs/random/gen_random_ctr_drbg.c
+++ b/programs/random/gen_random_ctr_drbg.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_CTR_DRBG_C) && defined(MBEDTLS_ENTROPY_C) && \
  defined(MBEDTLS_FS_IO)
diff --git a/programs/ssl/dtls_client.c b/programs/ssl/dtls_client.c
index e06d535..23a34e0 100644
--- a/programs/ssl/dtls_client.c
+++ b/programs/ssl/dtls_client.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf     printf
-#define mbedtls_fprintf    fprintf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif
 
 #if !defined(MBEDTLS_SSL_CLI_C) || !defined(MBEDTLS_SSL_PROTO_DTLS) ||    \
     !defined(MBEDTLS_NET_C)  || !defined(MBEDTLS_TIMING_C) ||             \
diff --git a/programs/ssl/dtls_server.c b/programs/ssl/dtls_server.c
index 9317449..10d82ba 100644
--- a/programs/ssl/dtls_server.c
+++ b/programs/ssl/dtls_server.c
@@ -19,18 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf     printf
-#define mbedtls_fprintf    fprintf
-#define mbedtls_time_t     time_t
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif
 
 /* Uncomment out the following line to default to IPv4 and disable IPv6 */
 //#define FORCE_IPV4
diff --git a/programs/ssl/mini_client.c b/programs/ssl/mini_client.c
index 8f2fed8..efcf650 100644
--- a/programs/ssl/mini_client.c
+++ b/programs/ssl/mini_client.c
@@ -20,16 +20,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif
 
 /*
  * We're creating and connecting the socket "manually" rather than using the
diff --git a/programs/ssl/ssl_client1.c b/programs/ssl/ssl_client1.c
index a80ff71..5025698 100644
--- a/programs/ssl/ssl_client1.c
+++ b/programs/ssl/ssl_client1.c
@@ -19,19 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_time            time
-#define mbedtls_time_t          time_t
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_ENTROPY_C) ||     \
     !defined(MBEDTLS_SSL_TLS_C) || !defined(MBEDTLS_SSL_CLI_C) ||    \
diff --git a/programs/ssl/ssl_fork_server.c b/programs/ssl/ssl_fork_server.c
index 07b3e6f..49de984 100644
--- a/programs/ssl/ssl_fork_server.c
+++ b/programs/ssl/ssl_fork_server.c
@@ -19,18 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_time_t          time_t
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_ENTROPY_C) ||          \
     !defined(MBEDTLS_SSL_TLS_C) || !defined(MBEDTLS_SSL_SRV_C) ||         \
diff --git a/programs/ssl/ssl_mail_client.c b/programs/ssl/ssl_mail_client.c
index 664a384..9fb6507 100644
--- a/programs/ssl/ssl_mail_client.c
+++ b/programs/ssl/ssl_mail_client.c
@@ -26,19 +26,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_time            time
-#define mbedtls_time_t          time_t
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_ENTROPY_C) ||  \
     !defined(MBEDTLS_SSL_TLS_C) || !defined(MBEDTLS_SSL_CLI_C) || \
diff --git a/programs/ssl/ssl_pthread_server.c b/programs/ssl/ssl_pthread_server.c
index ac14789..b3ec7d6 100644
--- a/programs/ssl/ssl_pthread_server.c
+++ b/programs/ssl/ssl_pthread_server.c
@@ -20,18 +20,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf    fprintf
-#define mbedtls_printf     printf
-#define mbedtls_snprintf   snprintf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif
 
 #if !defined(MBEDTLS_BIGNUM_C)  || !defined(MBEDTLS_ENTROPY_C) ||         \
     !defined(MBEDTLS_SSL_TLS_C) || !defined(MBEDTLS_SSL_SRV_C) ||         \
diff --git a/programs/ssl/ssl_server.c b/programs/ssl/ssl_server.c
index 3b66372..c9d9df2 100644
--- a/programs/ssl/ssl_server.c
+++ b/programs/ssl/ssl_server.c
@@ -19,19 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_time       time
-#define mbedtls_time_t     time_t
-#define mbedtls_fprintf    fprintf
-#define mbedtls_printf     printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_PEM_PARSE_C) || \
     !defined(MBEDTLS_ENTROPY_C) || !defined(MBEDTLS_SSL_TLS_C) ||  \
diff --git a/programs/ssl/ssl_test_lib.h b/programs/ssl/ssl_test_lib.h
index c368f57..659b3ab 100644
--- a/programs/ssl/ssl_test_lib.h
+++ b/programs/ssl/ssl_test_lib.h
@@ -22,23 +22,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_calloc     calloc
-#define mbedtls_free       free
-#define mbedtls_time       time
-#define mbedtls_time_t     time_t
-#define mbedtls_printf     printf
-#define mbedtls_fprintf    fprintf
-#define mbedtls_snprintf   snprintf
-#define mbedtls_setbuf     setbuf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif
 
 #undef HAVE_RNG
 #if defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG) &&         \
diff --git a/programs/test/benchmark.c b/programs/test/benchmark.c
index a6d83e7..920a473 100644
--- a/programs/test/benchmark.c
+++ b/programs/test/benchmark.c
@@ -22,13 +22,6 @@
 #include "mbedtls/build_info.h"
 
 #include "mbedtls/platform.h"
-#if !defined(MBEDTLS_PLATFORM_C)
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_exit       exit
-#define mbedtls_printf     printf
-#define mbedtls_free       free
-#endif
 
 #if !defined(MBEDTLS_HAVE_TIME)
 int main( void )
diff --git a/programs/test/cmake_package/cmake_package.c b/programs/test/cmake_package/cmake_package.c
index 1ae627d..4105d2b 100644
--- a/programs/test/cmake_package/cmake_package.c
+++ b/programs/test/cmake_package/cmake_package.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #include "mbedtls/version.h"
 
diff --git a/programs/test/cmake_package_install/cmake_package_install.c b/programs/test/cmake_package_install/cmake_package_install.c
index 9d5d3e4..48fb559 100644
--- a/programs/test/cmake_package_install/cmake_package_install.c
+++ b/programs/test/cmake_package_install/cmake_package_install.c
@@ -20,17 +20,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #include "mbedtls/version.h"
 
diff --git a/programs/test/cmake_subproject/cmake_subproject.c b/programs/test/cmake_subproject/cmake_subproject.c
index ff6ebf0..b1d005c 100644
--- a/programs/test/cmake_subproject/cmake_subproject.c
+++ b/programs/test/cmake_subproject/cmake_subproject.c
@@ -20,17 +20,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #include "mbedtls/version.h"
 
diff --git a/programs/test/dlopen.c b/programs/test/dlopen.c
index c083604..ff61fcd 100644
--- a/programs/test/dlopen.c
+++ b/programs/test/dlopen.c
@@ -19,17 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_fprintf    fprintf
-#define mbedtls_printf     printf
-#define mbedtls_exit       exit
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif
 
 #if defined(MBEDTLS_X509_CRT_PARSE_C)
 #include "mbedtls/x509_crt.h"
diff --git a/programs/test/query_compile_time_config.c b/programs/test/query_compile_time_config.c
index 5aa0233..f37973c 100644
--- a/programs/test/query_compile_time_config.c
+++ b/programs/test/query_compile_time_config.c
@@ -19,14 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf       printf
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif
 
 #define USAGE                                                                   \
     "usage: %s [ -all | -any | -l ] <MBEDTLS_CONFIG> ...\n\n"                   \
diff --git a/programs/test/selftest.c b/programs/test/selftest.c
index ab337a2..2d6103c 100644
--- a/programs/test/selftest.c
+++ b/programs/test/selftest.c
@@ -54,19 +54,7 @@
 #include <limits.h>
 #include <string.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_calloc     calloc
-#define mbedtls_free       free
-#define mbedtls_printf     printf
-#define mbedtls_snprintf   snprintf
-#define mbedtls_exit       exit
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif
 
 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
 #include "mbedtls/memory_buffer_alloc.h"
diff --git a/programs/test/zeroize.c b/programs/test/zeroize.c
index d6e5561..979b551 100644
--- a/programs/test/zeroize.c
+++ b/programs/test/zeroize.c
@@ -29,15 +29,7 @@
 
 #include <stdio.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdlib.h>
-#define mbedtls_printf     printf
-#define mbedtls_exit       exit
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif
 
 #include "mbedtls/platform_util.h"
 
diff --git a/programs/util/pem2der.c b/programs/util/pem2der.c
index cf6a56c..7138fa8 100644
--- a/programs/util/pem2der.c
+++ b/programs/util/pem2der.c
@@ -19,18 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_free            free
-#define mbedtls_calloc          calloc
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if defined(MBEDTLS_BASE64_C) && defined(MBEDTLS_FS_IO)
 #include "mbedtls/error.h"
diff --git a/programs/util/strerror.c b/programs/util/strerror.c
index f91da13..66052fd 100644
--- a/programs/util/strerror.c
+++ b/programs/util/strerror.c
@@ -19,14 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf     printf
-#define mbedtls_exit       exit
-#endif
 
 #if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
 #include "mbedtls/error.h"
diff --git a/programs/x509/cert_app.c b/programs/x509/cert_app.c
index 985b970..00d563f 100644
--- a/programs/x509/cert_app.c
+++ b/programs/x509/cert_app.c
@@ -19,19 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_time            time
-#define mbedtls_time_t          time_t
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_ENTROPY_C) ||  \
     !defined(MBEDTLS_SSL_TLS_C) || !defined(MBEDTLS_SSL_CLI_C) || \
diff --git a/programs/x509/cert_req.c b/programs/x509/cert_req.c
index 7460bbf..30b389a 100644
--- a/programs/x509/cert_req.c
+++ b/programs/x509/cert_req.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_X509_CSR_WRITE_C) || !defined(MBEDTLS_FS_IO) ||  \
     !defined(MBEDTLS_PK_PARSE_C) || !defined(MBEDTLS_SHA256_C) || \
diff --git a/programs/x509/cert_write.c b/programs/x509/cert_write.c
index 793982d..c93ff1e 100644
--- a/programs/x509/cert_write.c
+++ b/programs/x509/cert_write.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_X509_CRT_WRITE_C) || \
     !defined(MBEDTLS_X509_CRT_PARSE_C) || !defined(MBEDTLS_FS_IO) || \
diff --git a/programs/x509/crl_app.c b/programs/x509/crl_app.c
index aa353be..28cb99e 100644
--- a/programs/x509/crl_app.c
+++ b/programs/x509/crl_app.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) ||  \
     !defined(MBEDTLS_X509_CRL_PARSE_C) || !defined(MBEDTLS_FS_IO) || \
diff --git a/programs/x509/load_roots.c b/programs/x509/load_roots.c
index e07bed7..b8b0ecd 100644
--- a/programs/x509/load_roots.c
+++ b/programs/x509/load_roots.c
@@ -46,19 +46,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_time            time
-#define mbedtls_time_t          time_t
-#define mbedtls_fprintf         fprintf
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_X509_CRT_PARSE_C) || !defined(MBEDTLS_FS_IO) ||  \
     !defined(MBEDTLS_TIMING_C)
diff --git a/programs/x509/req_app.c b/programs/x509/req_app.c
index 24324ff..dda14e1 100644
--- a/programs/x509/req_app.c
+++ b/programs/x509/req_app.c
@@ -19,16 +19,7 @@
 
 #include "mbedtls/build_info.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#include <stdlib.h>
-#define mbedtls_printf          printf
-#define mbedtls_exit            exit
-#define MBEDTLS_EXIT_SUCCESS    EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE    EXIT_FAILURE
-#endif /* MBEDTLS_PLATFORM_C */
 
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) ||  \
     !defined(MBEDTLS_X509_CSR_PARSE_C) || !defined(MBEDTLS_FS_IO) || \
diff --git a/scripts/data_files/error.fmt b/scripts/data_files/error.fmt
index c42d2ff..fc210b9 100644
--- a/scripts/data_files/error.fmt
+++ b/scripts/data_files/error.fmt
@@ -25,11 +25,7 @@
 
 #if defined(MBEDTLS_ERROR_C)
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#define mbedtls_snprintf snprintf
-#endif
 
 #include <stdio.h>
 #include <string.h>
diff --git a/scripts/data_files/query_config.fmt b/scripts/data_files/query_config.fmt
index 59eb168..b5d3eec 100644
--- a/scripts/data_files/query_config.fmt
+++ b/scripts/data_files/query_config.fmt
@@ -21,12 +21,7 @@
 
 #include "query_config.h"
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_printf printf
-#endif /* MBEDTLS_PLATFORM_C */
 
 /*
  * Include all the headers with public APIs in case they define a macro to its
diff --git a/tests/include/test/helpers.h b/tests/include/test/helpers.h
index 6ec967e..e0e6fd2 100644
--- a/tests/include/test/helpers.h
+++ b/tests/include/test/helpers.h
@@ -37,20 +37,7 @@
 #define MBEDTLS_TEST_MUTEX_USAGE
 #endif
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_fprintf    fprintf
-#define mbedtls_snprintf   snprintf
-#define mbedtls_calloc     calloc
-#define mbedtls_free       free
-#define mbedtls_exit       exit
-#define mbedtls_time       time
-#define mbedtls_time_t     time_t
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif
 
 #include <stddef.h>
 #include <stdint.h>
diff --git a/tests/include/test/macros.h b/tests/include/test/macros.h
index 8535b93..695a243 100644
--- a/tests/include/test/macros.h
+++ b/tests/include/test/macros.h
@@ -28,20 +28,7 @@
 
 #include <stdlib.h>
 
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_fprintf    fprintf
-#define mbedtls_snprintf   snprintf
-#define mbedtls_calloc     calloc
-#define mbedtls_free       free
-#define mbedtls_exit       exit
-#define mbedtls_time       time
-#define mbedtls_time_t     time_t
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif
 
 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
 #include "mbedtls/memory_buffer_alloc.h"
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 298f6fb..1d2ee40 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -2471,6 +2471,7 @@
     scripts/config.py unset MBEDTLS_PLATFORM_PRINTF_ALT
     scripts/config.py unset MBEDTLS_PLATFORM_FPRINTF_ALT
     scripts/config.py unset MBEDTLS_PLATFORM_SNPRINTF_ALT
+    scripts/config.py unset MBEDTLS_PLATFORM_VSNPRINTF_ALT
     scripts/config.py unset MBEDTLS_PLATFORM_TIME_ALT
     scripts/config.py unset MBEDTLS_PLATFORM_EXIT_ALT
     scripts/config.py unset MBEDTLS_PLATFORM_SETBUF_ALT
diff --git a/tests/scripts/run-test-suites.pl b/tests/scripts/run-test-suites.pl
index 15fa8bc..22eadd1 100755
--- a/tests/scripts/run-test-suites.pl
+++ b/tests/scripts/run-test-suites.pl
@@ -74,7 +74,7 @@
 
 my $prefix = $^O eq "MSWin32" ? '' : './';
 
-my ($failed_suites, $total_tests_run, $failed, $suite_cases_passed,
+my (@failed_suites, $total_tests_run, $failed, $suite_cases_passed,
     $suite_cases_failed, $suite_cases_skipped, $total_cases_passed,
     $total_cases_failed, $total_cases_skipped );
 my $suites_skipped = 0;
@@ -112,7 +112,7 @@
             pad_print_center( 72, '-', "End $suite" );
         }
     } else {
-        $failed_suites++;
+        push @failed_suites, $suite;
         print "FAIL\n";
         if( $verbose ) {
             pad_print_center( 72, '-', "Begin $suite" );
@@ -139,12 +139,17 @@
 }
 
 print "-" x 72, "\n";
-print $failed_suites ? "FAILED" : "PASSED";
+print @failed_suites ? "FAILED" : "PASSED";
 printf( " (%d suites, %d tests run%s)\n",
         scalar(@suites) - $suites_skipped,
         $total_tests_run,
         $suites_skipped ? ", $suites_skipped suites skipped" : "" );
 
+if( $verbose && @failed_suites ) {
+    # the output can be very long, so provide a summary of which suites failed
+    print "      failed suites : @failed_suites\n";
+}
+
 if( $verbose > 1 ) {
     print "  test cases passed :", $total_cases_passed, "\n";
     print "             failed :", $total_cases_failed, "\n";
@@ -159,5 +164,5 @@
     }
 }
 
-exit( $failed_suites ? 1 : 0 );
+exit( @failed_suites ? 1 : 0 );
 
diff --git a/tests/suites/helpers.function b/tests/suites/helpers.function
index 33cfc10..fe33f9b 100644
--- a/tests/suites/helpers.function
+++ b/tests/suites/helpers.function
@@ -12,20 +12,7 @@
 #if defined (MBEDTLS_ERROR_C)
 #include "mbedtls/error.h"
 #endif
-#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
-#else
-#include <stdio.h>
-#define mbedtls_fprintf    fprintf
-#define mbedtls_snprintf   snprintf
-#define mbedtls_calloc     calloc
-#define mbedtls_free       free
-#define mbedtls_exit       exit
-#define mbedtls_time       time
-#define mbedtls_time_t     time_t
-#define MBEDTLS_EXIT_SUCCESS EXIT_SUCCESS
-#define MBEDTLS_EXIT_FAILURE EXIT_FAILURE
-#endif
 
 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
 #include "mbedtls/memory_buffer_alloc.h"
diff --git a/tests/suites/test_suite_pkcs12.function b/tests/suites/test_suite_pkcs12.function
index 841bd1d..3fad814 100644
--- a/tests/suites/test_suite_pkcs12.function
+++ b/tests/suites/test_suite_pkcs12.function
@@ -25,7 +25,6 @@
                         data_t* expected_output, int expected_status )
 
 {
-   int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
    unsigned char *output_data = NULL;
 
    unsigned char *password = NULL;
@@ -46,15 +45,15 @@
 
    ASSERT_ALLOC( output_data, key_size );
 
-   ret = mbedtls_pkcs12_derivation( output_data,
-                                    key_size,
-                                    password,
-                                    password_len,
-                                    salt,
-                                    salt_len,
-                                    md_type,
-                                    MBEDTLS_PKCS12_DERIVE_KEY,
-                                    iterations );
+   int ret = mbedtls_pkcs12_derivation( output_data,
+                                        key_size,
+                                        password,
+                                        password_len,
+                                        salt,
+                                        salt_len,
+                                        md_type,
+                                        MBEDTLS_PKCS12_DERIVE_KEY,
+                                        iterations );
 
    TEST_EQUAL( ret, expected_status );