grsecurity: fixed EXTRAVERSION related sed mangling of the original grsec patch

security/grsecurity/pkg_linux_post.conf

@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: package/.../grsecurity/pkg_linux_post.conf
-# Copyright (C) 2008 The OpenSDE Project
+# Copyright (C) 2008 - 2010 The OpenSDE Project
 # Copyright (C) 2004 - 2006 The T2 SDE Project
 #
 # More information can be found in the files COPYING and README.
@@ -21,7 +21,7 @@ pkg_grsec_lxpatch=`match_source_file -p grsecurity-${pkg_grsec_ver}-${ver:0:3} g
 pkg_grsec_tempdir=`mktemp -d`
 
 # filtering out EXTRAVERSION stuff and save the patch
-bzcat $pkg_grsec_lxpatch | sed -e 's,\(EXTRAVERSION =\).*,\1,' > \
+sed -e 's,\(EXTRAVERSION =\).*,\1,' $pkg_grsec_lxpatch > \
 	$pkg_grsec_tempdir/grsecurity-$pkg_grsec_ver-$ver.patch
 
 # manualy adjusting EXTRAVERSION