v4.0/src/CMD/FC/ERROR.C

   1 /* error.c - return text of error corresponding to the most recent DOS error */
   2
   3 #include "tools.h"
   4
   5 extern int errno;
   6 extern sys_nerr;
   7 extern char *sys_errlist[];
   8 extern char UnKnown[];
   9
  10 char *error ()
  11 {
  12     if (errno < 0 || errno >= sys_nerr)
  13         return UnKnown;
  14     else
  15         return sys_errlist[errno];
  16 }