File fpc-2.6.2-make-user.pdf-fix.patch of Package fpc

From: Alexey Svistunov <svalx@svalx.net>
Date: 2013-04-12 10:57 +0400
References: http://mantis.freepascal.org/view.php?id=24253
Upstream: merged
Subject: Need to escaping underscores into errore.msg otherwise TeX broke with error when build user.pdf
===================================================================
--- fpcsrc/compiler/msg/errore.msg.orign	2013-04-11 17:46:19.105074114 +0400
+++ fpcsrc/compiler/msg/errore.msg	2013-04-11 17:47:33.818734899 +0400
@@ -2939,7 +2939,7 @@
 % Mac OS X only DWARF debug information can be stored externally.
 option_invalid_macosx_deployment_target=11049_E_Invalid value for MACOSX_DEPLOYMENT_TARGET environment variable: $1
 option_invalid_iphoneos_deployment_target=11050_E_Invalid value for IPHONEOS_DEPLOYMENT_TARGET environment variable: $1
-% On Mac OS X, the MACOSX_DEPLOYMENT_TARGET/IPHONEOS_DEPLOYMENT_TARGET environment variable can be
+% On Mac OS X, the MACOSX\_DEPLOYMENT\_TARGET/IPHONEOS\_DEPLOYMENT\_TARGET environment variable can be
 % used to set the default target OS version. In case of Mac OS X, it has to be of the format
 % XY.Z or XY.Z.AB with X, Y,Z , A and B all digits from 0-9.
 % In case of iOS, it has to be X.Z.A, where X, Z and A can all be either 1 or 2