[PATCH] powermac: fix warning in time.c

arch/powerpc/platforms/powermac/time.c:88: warning: =E2=80=98to_rtc_time=E2=
=80=99 defined but not used

Somehow this warning has always bothered me. This patch fixes it by
making the relevant code depend on the users.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
---
 arch/powerpc/platforms/powermac/time.c |    2 ++
 1 file changed, 2 insertions(+)

--- linux-2.6-git.orig/arch/powerpc/platforms/powermac/time.c	2007-11-13 19=

:07:32.243563123 +0100

+++ linux-2.6-git/arch/powerpc/platforms/powermac/time.c	2007-11-13 19:08:2=

7.154561404 +0100

@@ -84,12 +84,14 @@ long __init pmac_time_init(void)
 	return delta;
 }

=20
+#if defined(CONFIG_ADB_CUDA) || defined(CONFIG_ADB_PMU)
 static void to_rtc_time(unsigned long now, struct rtc_time *tm)
 {
 	to_tm(now, tm);
 	tm->tm_year -=3D 1900;
 	tm->tm_mon -=3D 1;
 }
+#endif
=20
 static unsigned long from_rtc_time(struct rtc_time *tm)
 {