X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Flibcore%2Flc_config_lexer.l;h=c86f21bc4a77738b318d068f1422e9a5ce88db12;hb=e64d870786b1564302c650e90eb9d3e5599b139e;hp=ec48dce2a6860377259a694d40069e18c51f9490;hpb=cfc7f9e2006fd93ed64399307b2b8728b03e4ec7;p=libfirm

diff --git a/ir/libcore/lc_config_lexer.l b/ir/libcore/lc_config_lexer.l
index ec48dce2a..c86f21bc4 100644
--- a/ir/libcore/lc_config_lexer.l
+++ b/ir/libcore/lc_config_lexer.l
@@ -30,10 +30,9 @@
 #include "lc_parser_t.h"
 #include "lc_config_parser.h"
 
-static int _lc_opt_wrap(void)
-{
-	return 1;
-}
+#define YY_NO_UNISTD_H
+
+static int _lc_opt_wrap(void);
 
 %}
 
@@ -105,3 +104,11 @@ nl              \n
 .                   return yytext[0];
 
 %%
+
+static int _lc_opt_wrap(void)
+{
+	/* avoid warning */
+	(void) yyunput;
+	(void) input;
+	return 1;
+}