gnu patch is gpatch for FreeBSD.
--- patches/apply.pl	Tue Nov  1 00:07:02 2005
+++ patches/apply.pl	Tue Nov  1 00:07:32 2005
@@ -473,7 +473,7 @@
     my $ver_line;
     my $is_old = 1;
 
-    open ($Patch, "patch --version|") || die "Can't run patch: $!";
+    open ($Patch, "gpatch --version|") || die "Can't run patch: $!";
     $ver_line = <$Patch>;
     $ver_line =~ m/\s+(\d+)\.(\d+)\.(\d+)/ || die "Can't get patch version\n";
     if ($1 >= 2 && $2 >= 5 && $3 >= 9) {
@@ -597,7 +597,7 @@
     $applied_patches = $dest_dir.'/applied_patches';
 
     $opts = join ' ', @arguments;
-    $base_cmd = "patch -l -p0 $opts -d $dest_dir";
+    $base_cmd = "gpatch -l -p0 $opts -d $dest_dir";
     if (is_old_patch_version()) {
 	$base_cmd = 'sed \'s/^\(@.*\)\r$/\1/\' | ' . $base_cmd;
     }

--- patches/src680/apply.orig	Thu Aug 31 02:44:39 2006
+++ patches/src680/apply	Sat Sep  2 14:50:24 2006
@@ -81,6 +81,8 @@
 # Novell
 NovellWin32: Win32, NovellOnly, NovellOnlyWin32, Lockdown, CalcSolver, cairocanvas
 NovellWin32ISO: Win32, NovellOnly, NovellOnlyWin32, Lockdown, CalcSolver, cairocanvas
+# FreeBSD
+FreeBSD : LinuxCommon, NotDebian, Lockdown, CalcSolver
 # -------- [ Tag [ >= <tag> etc. ], ] patch sets --------
 
 
@@ -755,7 +757,7 @@
 autodoc-add-missing-stdio-h.diff, rengelha
 
 # do not pack any potential .orig files with ppds
-psprint_config-no-orig.diff, jholesov
+# psprint_config-no-orig.diff, jholesov
 
 # changes the SDK gid module name to gid_Module_Root_SDK, so the generated list
 # of files does not conflict with the main package, i#64802
@@ -848,7 +850,7 @@
 buildfix-gcc41-pointers-icu.diff, pmladek
 
 # Don't re-define NULL
-solar-dont-define-NULL.diff, i#66666, jholesov
+# solar-dont-define-NULL.diff, i#66666, jholesov
 
 # Fix warnings that appear on x86-64 & are considered dangerous
 # FIXME file up-stream
