missing/strerror.c

   1 /* public domain rewrite of strerror(3) */
   2
   3 extern int sys_nerr;
   4 extern char *sys_errlist[];
   5
   6 static char msg[50];
   7
   8 char *
   9 strerror(int error)
  10 {
  11     if (error <= sys_nerr && error > 0) {
  12         return sys_errlist[error];
  13     }
  14     sprintf(msg, "Unknown error (%d)", error);
  15     return msg;
  16 }