diff --git a/inc/stdlib.h b/inc/stdlib.h
index 5549f73..c6d981d 100644
--- a/inc/stdlib.h
+++ b/inc/stdlib.h
@@ -16,27 +16,12 @@
 #endif
 
 
-#ifdef _RTLIBC_MALLOC_
-
 void malloc_init(void *heap, size_t size, size_t alignment);
 size_t msize(void *p);
 
 void* malloc(size_t size);
 void free(void *p);
 
-#endif
-
-#ifdef _RTLIBC_MALLOC_FREERTOS_
-
-#define malloc_init()
-#define msize() (0)
-
-#define malloc(size) pvPortMalloc(size)
-#define free(ptr) vPortFree(ptr)
-
-#endif
-
-
 
 uint64_t strtoul(const char *str, char **endptr, int32_t base);
 int64_t strtol(const char *str, char **endptr, int32_t base);
diff --git a/src/stdlib.c b/src/stdlib.c
index 32f5e1f..2fb9b5c 100644
--- a/src/stdlib.c
+++ b/src/stdlib.c
@@ -281,12 +281,10 @@
 }
 
 
-
-#ifdef _RTLIBC_MALLOC_
-
 static rtmalloc_context_t l_malloc_context;
 
-__attribute__((weak)) void rtlibc_malloc_failed_handler(void)
+__attribute__((weak)) 
+void rtlibc_malloc_failed_handler(void)
 {
 }
 
@@ -298,6 +296,7 @@
 	rtmalloc_init(&l_malloc_context, heap, size, alignment);
 }
 
+__attribute__ ((weak))
 void* malloc(size_t size)
 {
 	void *ptr = rtmalloc(&l_malloc_context, size);
@@ -308,6 +307,7 @@
 	return ptr;
 }
 
+__attribute__ ((weak))
 void free(void *p)
 {
 	assert(p);
@@ -319,5 +319,3 @@
 	assert(p);
 	return rtmsize(&l_malloc_context, p);
 }
-
-#endif