Rename plain c disable option

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
diff --git a/library/aesce.c b/library/aesce.c
index baa01db..982cad6 100644
--- a/library/aesce.c
+++ b/library/aesce.c
@@ -99,7 +99,7 @@
 #include <sys/auxv.h>
 #endif
 
-#if !defined(MBEDTLS_AES_HAS_NO_BUILTIN)
+#if !defined(MBEDTLS_AES_HAS_NO_PLAIN_C)
 /*
  * AES instruction support detection routine
  */
diff --git a/library/aesce.h b/library/aesce.h
index b166e15..1b2edad 100644
--- a/library/aesce.h
+++ b/library/aesce.h
@@ -47,7 +47,7 @@
  *
  * \return         1 if CPU has support for the feature, 0 otherwise
  */
-#if !defined(MBEDTLS_AES_HAS_NO_BUILTIN)
+#if !defined(MBEDTLS_AES_HAS_NO_PLAIN_C)
 int mbedtls_aesce_has_support(void);
 #else
 #define /* no-check-names */ mbedtls_aesce_has_support() 1
diff --git a/library/aesni.c b/library/aesni.c
index b6d1191..766b671 100644
--- a/library/aesni.c
+++ b/library/aesni.c
@@ -39,7 +39,7 @@
 #include <immintrin.h>
 #endif
 
-#if !defined(MBEDTLS_AES_HAS_NO_BUILTIN)
+#if !defined(MBEDTLS_AES_HAS_NO_PLAIN_C)
 /*
  * AES-NI support detection routine
  */
@@ -69,7 +69,7 @@
 
     return (c & what) != 0;
 }
-#endif /* !MBEDTLS_AES_HAS_NO_BUILTIN */
+#endif /* !MBEDTLS_AES_HAS_NO_PLAIN_C */
 
 #if MBEDTLS_AESNI_HAVE_CODE == 2
 
diff --git a/library/aesni.h b/library/aesni.h
index fa1f369..341350a 100644
--- a/library/aesni.h
+++ b/library/aesni.h
@@ -88,7 +88,7 @@
  *
  * \return         1 if CPU has support for the feature, 0 otherwise
  */
-#if !defined(MBEDTLS_AES_HAS_NO_BUILTIN)
+#if !defined(MBEDTLS_AES_HAS_NO_PLAIN_C)
 int mbedtls_aesni_has_support(unsigned int what);
 #else
 #define /* no-check-names */ mbedtls_aesni_has_support(what) 1
diff --git a/library/padlock.c b/library/padlock.c
index 111b28c..eeb6368 100644
--- a/library/padlock.c
+++ b/library/padlock.c
@@ -33,7 +33,7 @@
 
 #if defined(MBEDTLS_HAVE_X86)
 
-#if !defined(MBEDTLS_AES_HAS_NO_BUILTIN)
+#if !defined(MBEDTLS_AES_HAS_NO_PLAIN_C)
 /*
  * PadLock detection routine
  */
diff --git a/library/padlock.h b/library/padlock.h
index 10c1c69..7ec960d 100644
--- a/library/padlock.h
+++ b/library/padlock.h
@@ -68,7 +68,7 @@
  *
  * \return         non-zero if CPU has support for the feature, 0 otherwise
  */
-#if !defined(MBEDTLS_AES_HAS_NO_BUILTIN)
+#if !defined(MBEDTLS_AES_HAS_NO_PLAIN_C)
 int mbedtls_padlock_has_support(int feature);
 #else
 #define /* no-check-names */ mbedtls_padlock_has_support(feature) 1