From ed4c9902edb6a769c3faa1c835b045287578ccaa Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Wed, 4 Jun 2014 21:41:59 -0700
Subject: Changes for FreeBSD 9.

* configure: Use pointer-based test for timegm, because
-Werror=implicit-function-declaration does not work in the
gcc 4.2 used on FreeBSD 9.

* parser.l: Check for Flex 2.5.9 and earlier which don't
have yylex_destroy. Thanks to Marcus Breiing.
---
 ChangeLog | 11 +++++++++++
 configure |  3 +--
 parser.l  | 11 +++++++++++
 3 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index ac69d95f..e4edd86c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2014-06-04  Kaz Kylheku  <kaz@kylheku.com>
+
+	Changes for FreeBSD 9.
+
+	* configure: Use pointer-based test for timegm, because
+	-Werror=implicit-function-declaration does not work in the
+	gcc 4.2 used on FreeBSD 9.
+
+	* parser.l: Check for Flex 2.5.9 and earlier which don't
+	have yylex_destroy. Thanks to Marcus Breiing.
+
 2014-06-04  Kaz Kylheku  <kaz@kylheku.com>
 
 	* configure: Changes for building on Solaris 10 using the
diff --git a/configure b/configure
index d0fd82c6..750b48c6 100755
--- a/configure
+++ b/configure
@@ -1419,8 +1419,7 @@ cat > conftest.c <<!
 
 int main(void)
 {
-  struct tm tms = { 0 };
-  timegm(&tms);
+  time_t (*ptgm)(struct tm *) = &timegm;
   return 0;
 }
 !
diff --git a/parser.l b/parser.l
index 15e7958b..1fa7ac38 100644
--- a/parser.l
+++ b/parser.l
@@ -71,6 +71,17 @@ val form_to_ln_hash;
 
 static val prepared_error_message;
 
+#define FLEX_NUM_VERSION 1000*FLEX_MAJOR_VERSION + \
+                         100*FLEX_MINOR_VERSION + \
+                         FLEX_SUBMINOR_VERSION
+
+#if FLEX_NUM_VERSION < 20509
+int yylex_destroy(void)
+{
+  return 0;
+}
+#endif
+
 void yyerror(const char *s)
 {
   yyerrorf(lit("~a"), string_utf8(s), nao);
-- 
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