fix return values on systems where an unsigned char is the default (bug #4455)

git-svn-id: http://svn.digium.com/svn/asterisk/branches/v1-0@5908 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 4 insertions, 2 deletions

diff --git a/app.c b/app.c
index 4ecc45268..5653cf167 100755
--- a/app.c
+++ b/app.c
@@ -520,7 +520,8 @@ static int global_maxsilence = 0;
 
 int ast_play_and_record(struct ast_channel *chan, char *playfile, char *recordfile, int maxtime, char *fmt, int *duration, int silencethreshold, int maxsilence, const char *path)
 {
-	char d, *fmts;
+	int d;
+	char *fmts;
 	char comment[256];
 	int x, fmtcnt=1, res=-1,outmsg=0;
 	struct ast_frame *f;
@@ -736,7 +737,8 @@ int ast_play_and_record(struct ast_channel *chan, char *playfile, char *recordfi
 
 int ast_play_and_prepend(struct ast_channel *chan, char *playfile, char *recordfile, int maxtime, char *fmt, int *duration, int beep, int silencethreshold, int maxsilence)
 {
-	char d = 0, *fmts;
+	int d = 0;
+	char *fmts;
 	char comment[256];
 	int x, fmtcnt=1, res=-1,outmsg=0;
 	struct ast_frame *f;