echo.c

   1 #include "types.h"
   2 #include "stat.h"
   3 #include "user.h"
   4
   5 int
   6 main(int argc, char *argv[])
   7 {
   8   int i;
   9
  10   for(i = 1; i < argc; i++)
  11     printf(1, "%s%s", argv[i], i+1 < argc ? " " : "\n");
  12   exit();
  13 }