diff --git a/readme.txt b/readme.txt
index 16232a6..7fff615 100644
--- a/readme.txt
+++ b/readme.txt
@@ -1,10 +1,10 @@
 To enable asserts define _RTLIBC_ASSERT_
-To enable RTLIBC malloc() define _RTLIBC_MALLOC_
-To enable FreeRTOS malloc() define _RTLIBC_MALLOC_FREERTOS_
-
 
 The following functions are weak and can be defined by the user:
 
 void rtlibc_abort_handler(void);
+
 void rtlibc_malloc_failed_handler(void);
+void* malloc(size_t size);
+void free(void *p);
 
diff --git a/src/stdlib.c b/src/stdlib.c
index 2fb9b5c..90b9839 100644
--- a/src/stdlib.c
+++ b/src/stdlib.c
@@ -7,7 +7,8 @@
 #include <assert.h>
 
 
-__attribute__((weak)) void rtlibc_abort_handler(void)
+__attribute__((weak)) 
+void rtlibc_abort_handler(void)
 {
 	
 }