1 files changed, 8 insertions, 2 deletions
diff --git a/libinstaller/syslxopt.h b/libinstaller/syslxopt.h
index dfa6dc75..ba60ce2f 100644
--- a/libinstaller/syslxopt.h
+++ b/libinstaller/syslxopt.h
@@ -19,10 +19,16 @@ struct sys_options {
 enum long_only_opt {
     OPT_NONE,
     OPT_RESET_ADV,
+    OPT_ONCE,
 };
 
-void __attribute__ ((noreturn)) usage(int rv, int mode);
-void parse_options(int argc, char *argv[], int mode);
+enum syslinux_mode {
+    MODE_SYSLINUX,		/* Unmounted filesystem */
+    MODE_EXTLINUX,
+};
+
+void __attribute__ ((noreturn)) usage(int rv, enum syslinux_mode mode);
+void parse_options(int argc, char *argv[], enum syslinux_mode mode);
 
 extern struct sys_options opt;
 extern const struct option long_options[];