ref: b7c1a1272d3b24c5fdc3246ed10c0dc9c6f8bd31 dir: /lib/c/include/errno.h/
#ifndef _ERRNO_H #define _ERRNO_H #define EDOM 1 #define EILSEQ 2 #define ERANGE 3 #define ENOMEN 4 extern int errno; #endif