linux: Changed two variables to be static.
diff --git a/src/core/linux/SDL_ibus.c b/src/core/linux/SDL_ibus.c
index 0a44809..5def7e6 100644
--- a/src/core/linux/SDL_ibus.c
+++ b/src/core/linux/SDL_ibus.c
@@ -45,7 +45,7 @@ static char *input_ctx_path = NULL;
static SDL_Rect ibus_cursor_rect = { 0, 0, 0, 0 };
static DBusConnection *ibus_conn = NULL;
static char *ibus_addr_file = NULL;
-int inotify_fd = -1, inotify_wd = -1;
+static int inotify_fd = -1, inotify_wd = -1;
static Uint32
IBus_ModState(void)