Restore an int declaration on PPC platforms.

This x is one crafty little bugger...
It was used for 2 different things (one of which was only done on PPC) in 1.4.
One of the uses were removed in trunk, and with it went the declaration.

(closes issue #14038)
Reported by: ffloimair


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@208113 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_festival.c

@@ -128,6 +128,7 @@ static int send_waveform_to_fd(char *waveform, int length, int fd)
 {
 	int res;
 #ifdef __PPC__ 
+	int x;
 	char c;
 #endif