#include <sys/stat.h>
#include <fcntl.h>
#include <sys/ioctl.h>
-#if defined(SVR4) || defined(__linux__)
#include <unistd.h>
-#endif
#include <sys/ioctl.h>
#include <termios.h>
/* Put us in our own process group. */
#if defined(hpux)
setsid();
-#elif defined(SVR4) || defined(__linux__)
+#elif defined(SVR4) || defined(__linux__) || defined(__osf__)
setpgrp();
#else
setpgrp(0, getpid());