lib/posix/_isatty.c

   1 #include <lib.h>
   2 #define isatty _isatty
   3 #define tcgetattr _tcgetattr
   4 #include <termios.h>
   5 #include <unistd.h>
   6
   7 PUBLIC int isatty(fd)
   8 int fd;
   9 {
  10   struct termios dummy;
  11
  12   return(tcgetattr(fd, &dummy) == 0);
  13 }