This is a really tiny thing, but all bugs should be submitted upstream.

The ./configure --help on gpt generated configure files looks a bit bad since
some m4 macros don't use AC_HELP_STRING to create their help strings. One of
these macros are in the gpt sources. here is a fix:

--- gpt.orig/packaging_tools/etc/gpt_autoconf_macros.m4 2006-01-11
17:10:11.000000000 +0100
+++ gpt/packaging_tools/etc/gpt_autoconf_macros.m4      2008-10-05
18:41:41.000000000 +0200
@@ -27,7 +27,7 @@
        GPT_LINKTYPE="shared"
        # We have to figure out if we're linking only static before
build_config
        AC_ARG_ENABLE(static-only,
-       [ --enable-static-only     Don't do any dynamic linking],
+       AC_HELP_STRING([--enable-static-only], [Don't do any dynamic linking]),

        [
        case $enableval in

(Yes, I know I am being a bit silly.)