diff -up gt-0.4/utils/unsf.c~ gt-0.4/utils/unsf.c
--- gt-0.4/utils/unsf.c~ 2008-02-03 13:45:08.000000000 +0100
+++ gt-0.4/utils/unsf.c 2008-02-03 13:45:08.000000000 +0100
@@ -1462,7 +1462,7 @@ convert_lfo (void)
static void convert_tremolo(void)
{
int level;
- unsigned int freq;
+ int freq;
sp_tremolo_phase_increment = sp_tremolo_sweep_increment = sp_tremolo_depth = 0;