ref: 46d3eab0b1e077005fcc4a7bc5257be9a411d1a1 dir: /lib/c/include/errno.h/
#ifndef _ERRNO_H #define _ERRNO_H #define EDOM 1 #define EILSEQ 2 #define ERANGE 3 #define ENOMEM 4 #define EBADF 5 extern int errno; #endif