Index: tgcwdl.c
--- tgcwdl.c.orig
+++ tgcwdl.c
@@ -152,7 +152,7 @@ static
 void PixeltoRGB(pcwdi, pixel, pn_r, pn_g, pn_b)
    ColorWheelDlgInfo *pcwdi;
    int pixel;
-   unsigned int *pn_r, *pn_g, *pn_b;
+   unsigned char *pn_r, *pn_g, *pn_b;
    /* 0 <= r,g,b <= 255 */
 {
    uint32_t pix=(uint32_t)(unsigned int)pixel;
