[18:03:28] 0 root@001001:/usr/ports/x11-toolkits/linux-gtk2$ patch -p1 < linux-gtk2.diff
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -NrU3 linux-gtk2.orig/Makefile linux-gtk2/Makefile
|--- linux-gtk2.orig/Makefile   Wed Feb  8 17:04:33 2006
|+++ linux-gtk2/Makefile        Wed Feb  8 17:04:49 2006
--------------------------
Patching file Makefile using Plan A...
Hunk #1 failed at 30.
1 out of 1 hunks failed--saving rejects to Makefile.rej
done


[18:04:51] 0 root@001001:/usr/ports/x11-toolkits/linux-gtk$ patch -p1 < linux-gtk.diff
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff -NrU3 linux-gtk.orig/Makefile linux-gtk/Makefile
|--- linux-gtk.orig/Makefile    Wed Feb  8 17:02:50 2006
|+++ linux-gtk/Makefile Wed Feb  8 17:04:17 2006
--------------------------
Patching file Makefile using Plan A...
Hunk #1 succeeded at 32.
Hunk #2 failed at 53.
1 out of 2 hunks failed--saving rejects to Makefile.rej
done