ref: ebd513c2adeb9758701bf9f7a10b17ce58c2d1c8
dir: /lib/c/__assert.c/
#include <assert.h> #include <stdlib.h> #include <stdio.h> void __assert(char *exp, char *file, long line) { fprintf(stderr, "%s:%ld: assertion failed '%s'\n", file, line, exp); abort(); }