Remove platform guard in mem buffer alloc
diff --git a/library/memory_buffer_alloc.c b/library/memory_buffer_alloc.c
index b7d583b..773e54f 100644
--- a/library/memory_buffer_alloc.c
+++ b/library/memory_buffer_alloc.c
@@ -30,16 +30,12 @@
#include "polarssl/memory_buffer_alloc.h"
+/* No need for the header guard as POLARSSL_MEMORY_BUFFER_ALLOC_C
+ is dependent upon POLARSSL_PLATFORM_C */
+#include "polarssl/platform.h"
+
#include <string.h>
-#if defined(POLARSSL_MEMORY_DEBUG)
-#if defined(POLARSSL_PLATFORM_C)
-#include "polarssl/platform.h"
-#else
-#include <stdio.h>
-#define polarssl_fprintf fprintf
-#endif /* POLARSSL_PLATFORM_C */
-#endif /* POLARSSL_MEMORY_DEBUG */
#if defined(POLARSSL_MEMORY_BACKTRACE)
#include <execinfo.h>
#endif