Allow include files to compile own their own.

Strip unused include files out unused include files, and add needed
includes to C files.

The next step is to remove unused include files in C files.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/include/utils/date.h b/src/include/utils/date.h
index 93736fec6bc..44eb8e81143 100644
--- a/src/include/utils/date.h
+++ b/src/include/utils/date.h
@@ -7,13 +7,15 @@
  * Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/utils/date.h,v 1.33 2006/03/05 15:59:07 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/utils/date.h,v 1.34 2006/07/13 16:49:20 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
 #ifndef DATE_H
 #define DATE_H
 
+#include <math.h>
+
 #include "fmgr.h"