use size_t for index

1 files changed, 1 insertions, 1 deletions

diff --git a/balls.c b/balls.c
index 492fc27..a4c3fb2 100644
--- a/balls.c
+++ b/balls.c
@@ -613,7 +613,7 @@ frameCount(void) {
 
 void
 drawString(const char *str) {
-	int i, n;
+	size_t i, n;
 
 	glColor3f(0, 1, 0);
 	glRasterPos2f(0.5, 0.5);