ref: 11d45ecec19179616e11589d078c2c53d102646c dir: /include/libc.h/
#include "lib.h" #define setmalloctag(a,b) #define qlock(x) ((void)(x)) #define qunlock(x) ((void)(x)) #define lock(x) ((void)(x)) #define unlock(x) ((void)(x))