Fix compile error when USE_POLL is not set.

gwsw · Mar 3, 2023 · 3b56da0 · 3b56da0
1 parent e1da993
commit 3b56da0
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/os.c b/os.c
@@ -87,17 +87,19 @@ extern int tty;
 extern char *ttyin_name;
 #endif /*LESSTEST*/
 
-#if USE_POLL
 public void init_poll(void)
 {
+#if USE_POLL
 #if defined(__APPLE__)
  /* In old versions of MacOS, poll() does not work with /dev/tty. */
  struct utsname uts;
  if (uname(&uts) < 0 || lstrtoi(uts.release, NULL, 10) < 20)
  use_poll = FALSE;
 #endif
+#endif
 }
 
+#if USE_POLL
 /*
  * Check whether data is available, either from a file/pipe or from the tty.
  * Return READ_AGAIN if no data currently available, but caller should retry later.