1 files changed, 1 insertions, 0 deletions
diff --git a/src/gram.y b/src/gram.y
index 791e60f..a738f88 100644
--- a/src/gram.y
+++ b/src/gram.y
@@ -101,6 +101,7 @@ int mods = 0;
 unsigned int mods_used = (ShiftMask | ControlMask | Mod1Mask);
 
 extern int yylineno;
+extern int yylex(void);
 static void yyerror(const char *s);
 
 %}