ref: 92778381c37454ad7857d0e7ee6608920544d7d2
dir: /src/libc/string/strerror.c/
#include <errno.h> #include <string.h> #undef strerror char * strerror(int errnum) { if (errnum > EUNKNOWN || errnum <= 0) errnum = EUNKNOWN; return _sys_errlist[errnum]; }