Allow runtime setting of the memory limit

Zend/zend_alloc.c

@@ -304,7 +304,7 @@ ZEND_API char *zend_strndup(const char *s, uint length)
 }
 
 
-ZEND_API int set_memory_limit(unsigned int memory_limit)
+ZEND_API int zend_set_memory_limit(unsigned int memory_limit)
 {
 #if MEMORY_LIMIT
 	ALS_FETCH();

Zend/zend_alloc.h

@@ -92,7 +92,7 @@ ZEND_API void _persist_alloc(void *ptr);
 #define safe_estrdup(ptr)  ((ptr)?(estrdup(ptr)):(empty_string))
 #define safe_estrndup(ptr,len) ((ptr)?(estrndup((ptr),(len))):(empty_string))
 
-ZEND_API int set_memory_limit(unsigned int memory_limit);
+ZEND_API int zend_set_memory_limit(unsigned int memory_limit);
 
 ZEND_API void start_memory_manager(void);
 ZEND_API void shutdown_memory_manager(int silent, int clean_cache);