Fix uninit warning in gd.c

This matches the upstream implementation.

diff --git a/ext/gd/libgd/gd.c b/ext/gd/libgd/gd.c
index 32de38f6c31bbe5ea47298dd438e9d23ac4e722a..2013e8ef4280b77232f0b5a9db30f90dff9a30ae 100644 (file)
--- a/ext/gd/libgd/gd.c
+++ b/ext/gd/libgd/gd.c
@@ -1593,7 +1593,7 @@ void gdImageFilledArc (gdImagePtr im, int cx, int cy, int w, int h, int s, int e
        int i, pti;
        int lx = 0, ly = 0;
        int fx = 0, fy = 0;
-       int startx, starty, endx, endy;
+       int startx = -1, starty = -1, endx = -1, endy = -1;
 
     if ((s % 360)  == (e % 360)) {
                s = 0; e = 360;