Rename boolean functions to be clearer
diff --git a/include/mbedtls/aesni.h b/include/mbedtls/aesni.h
index cd85286..c5a102b 100644
--- a/include/mbedtls/aesni.h
+++ b/include/mbedtls/aesni.h
@@ -49,7 +49,7 @@
  *
  * \return         1 if CPU has support for the feature, 0 otherwise
  */
-int mbedtls_aesni_supports( unsigned int what );
+int mbedtls_aesni_has_support( unsigned int what );
 
 /**
  * \brief          AES-NI AES-ECB block en(de)cryption
diff --git a/include/mbedtls/compat-1.3.h b/include/mbedtls/compat-1.3.h
index ae9523a..8a3ab96 100644
--- a/include/mbedtls/compat-1.3.h
+++ b/include/mbedtls/compat-1.3.h
@@ -1778,7 +1778,7 @@
 #define aesni_gcm_mult mbedtls_aesni_gcm_mult
 #define aesni_inverse_key mbedtls_aesni_inverse_key
 #define aesni_setkey_enc mbedtls_aesni_setkey_enc
-#define aesni_supports mbedtls_aesni_supports
+#define aesni_supports mbedtls_aesni_has_support
 #define alarmed mbedtls_timing_alarmed
 #define arc4_context mbedtls_arc4_context
 #define arc4_crypt mbedtls_arc4_crypt
@@ -2200,7 +2200,7 @@
 #define oid_get_sig_alg_desc mbedtls_oid_get_sig_alg_desc
 #define oid_get_x509_ext_type mbedtls_oid_get_x509_ext_type
 #define operation_t mbedtls_operation_t
-#define padlock_supports mbedtls_padlock_supports
+#define padlock_supports mbedtls_padlock_has_support
 #define padlock_xcryptcbc mbedtls_padlock_xcryptcbc
 #define padlock_xcryptecb mbedtls_padlock_xcryptecb
 #define pbkdf2_hmac mbedtls_pbkdf2_hmac
@@ -2575,7 +2575,7 @@
 #define x509_crt_parse_der mbedtls_x509_crt_parse_der
 #define x509_crt_parse_file mbedtls_x509_crt_parse_file
 #define x509_crt_parse_path mbedtls_x509_crt_parse_path
-#define x509_crt_revoked mbedtls_x509_crt_revoked
+#define x509_crt_revoked mbedtls_x509_crt_is_revoked
 #define x509_crt_verify mbedtls_x509_crt_verify
 #define x509_csr mbedtls_x509_csr
 #define x509_csr_free mbedtls_x509_csr_free
@@ -2605,8 +2605,8 @@
 #define x509_sig_alg_gets mbedtls_x509_sig_alg_gets
 #define x509_string_to_names mbedtls_x509_string_to_names
 #define x509_time mbedtls_x509_time
-#define x509_time_expired mbedtls_x509_time_expired
-#define x509_time_future mbedtls_x509_time_future
+#define x509_time_expired mbedtls_x509_time_is_past
+#define x509_time_future mbedtls_x509_time_is_future
 #define x509_write_extensions mbedtls_x509_write_extensions
 #define x509_write_names mbedtls_x509_write_names
 #define x509_write_sig mbedtls_x509_write_sig
diff --git a/include/mbedtls/padlock.h b/include/mbedtls/padlock.h
index c381583..6ef0d5a 100644
--- a/include/mbedtls/padlock.h
+++ b/include/mbedtls/padlock.h
@@ -55,7 +55,7 @@
  *
  * \return         1 if CPU has support for the feature, 0 otherwise
  */
-int mbedtls_padlock_supports( int feature );
+int mbedtls_padlock_has_support( int feature );
 
 /**
  * \brief          PadLock AES-ECB block en(de)cryption
diff --git a/include/mbedtls/x509.h b/include/mbedtls/x509.h
index 027dd03..7cb0d46 100644
--- a/include/mbedtls/x509.h
+++ b/include/mbedtls/x509.h
@@ -238,7 +238,7 @@
  * \return         0 if the mbedtls_x509_time is still valid,
  *                 1 otherwise.
  */
-int mbedtls_x509_time_expired( const mbedtls_x509_time *time );
+int mbedtls_x509_time_is_past( const mbedtls_x509_time *time );
 
 /**
  * \brief          Check a given mbedtls_x509_time against the system time and check
@@ -249,7 +249,7 @@
  * \return         0 if the mbedtls_x509_time is already valid,
  *                 1 otherwise.
  */
-int mbedtls_x509_time_future( const mbedtls_x509_time *time );
+int mbedtls_x509_time_is_future( const mbedtls_x509_time *time );
 
 /**
  * \brief          Checkup routine
diff --git a/include/mbedtls/x509_crt.h b/include/mbedtls/x509_crt.h
index da5ff35..8aabfde 100644
--- a/include/mbedtls/x509_crt.h
+++ b/include/mbedtls/x509_crt.h
@@ -303,7 +303,7 @@
  * \return         1 if the certificate is revoked, 0 otherwise
  *
  */
-int mbedtls_x509_crt_revoked( const mbedtls_x509_crt *crt, const mbedtls_x509_crl *crl );
+int mbedtls_x509_crt_is_revoked( const mbedtls_x509_crt *crt, const mbedtls_x509_crl *crl );
 #endif /* MBEDTLS_X509_CRL_PARSE_C */
 
 /**