missing piece of prev commit: ndelay_off

libbb/xfuncs.c

@@ -121,18 +121,17 @@ int xopen3(const char *pathname, int flags, int mode)
 	return ret;
 }
 
-/*
-int ndelay_off(int fd)
-{
-	return fcntl(fd,F_SETFL,fcntl(fd,F_GETFL,0) & ~O_NONBLOCK);
-}
-*/
 // Turn on nonblocking I/O on a fd
 int ndelay_on(int fd)
 {
 	return fcntl(fd,F_SETFL,fcntl(fd,F_GETFL,0) | O_NONBLOCK);
 }
 
+int ndelay_off(int fd)
+{
+	return fcntl(fd,F_SETFL,fcntl(fd,F_GETFL,0) & ~O_NONBLOCK);
+}
+
 // Die with an error message if we can't write the entire buffer.
 void xwrite(int fd, const void *buf, size_t count)
 {