/* usage: execlp command arg0 ... */
/* like: ln command arg0; arg0 ... */
#include<unistd.h>
int main(int argc, char ** argv) {
switch(argc) {
case 0:  case 1:                  return 255;
case 2:  execlp(argv[1], "", 0);  return 255;
default: execvp(argv[1], argv+2); return 255;
}}
/* PROGRAMMER NOTES.
   argc==0 seems to be impossible (on openbsd).
   so the default case does not work for case 2.
*/