File splint-3.1.2-build-date-override.patch of Package splint

fix build-compare (boo#1047218)
https://github.com/ravenexp/splint/issues/8

--- a/configure	2015-08-28 22:32:57.307021901 +0100
--- b/configure	2015-08-28 22:38:47.655293324 +0100
@@ -3948,9 +3948,16 @@
 # These used to be in herald.h
 LCL_PARSE_VERSION="Splint 3.1.2"
 
+if [ -n "${SOURCE_DATE_EPOCH}" ]
+then
+cat >>confdefs.h <<_ACEOF
+#define SPLINT_VERSION "$LCL_PARSE_VERSION --- `LC_ALL=C date --utc --date="@${SOURCE_DATE_EPOCH}" +"%d %b %Y"`"
+_ACEOF
+else
 cat >>confdefs.h <<_ACEOF
 #define SPLINT_VERSION "$LCL_PARSE_VERSION --- `date +"%d %b %Y"`"
 _ACEOF
+fi
 
 
 cat >>confdefs.h <<_ACEOF