-#ifdef CONFIG_FEATURE_BUFFERS_GO_ON_STACK
-#define RESERVE_CONFIG_BUFFER(buffer,len) char buffer[len]
-#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char buffer[len]
-#define RELEASE_CONFIG_BUFFER(buffer) ((void)0)
-#else
-#ifdef CONFIG_FEATURE_BUFFERS_GO_IN_BSS
-#define RESERVE_CONFIG_BUFFER(buffer,len) static char buffer[len]
-#define RESERVE_CONFIG_UBUFFER(buffer,len) static unsigned char buffer[len]
-#define RELEASE_CONFIG_BUFFER(buffer) ((void)0)
-#else
-#define RESERVE_CONFIG_BUFFER(buffer,len) char *buffer=xmalloc(len)
-#define RESERVE_CONFIG_UBUFFER(buffer,len) unsigned char *buffer=xmalloc(len)
-#define RELEASE_CONFIG_BUFFER(buffer) free (buffer)
-#endif
-#endif
-
-