(init_sys_modes): Add rather than replace with

O_NONBLOCK.

diff --git a/src/sysdep.c b/src/sysdep.c
index 202cab4..95ad90c 100644 (file)
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -1679,7 +1679,7 @@ init_sys_modes ()
       if (term_gpm)
        {
          fcntl (gpm_fd, F_SETOWN, getpid ());
-         fcntl (gpm_fd, F_SETFL, O_NONBLOCK);
+         fcntl (gpm_fd, F_SETFL, fcntl (gpm_fd, F_GETFL, 0) | O_NONBLOCK);
          init_sigio (gpm_fd);
        }
 #endif /* HAVE_GPM */