Xserver/GL/glx/glxfb.c: Fix compiler warning: pointer-sign.

glxfb.c: In function '__glXFBMemSwapBuffers': glxfb.c:117:5: warning: pointer targets in passing argument 10 of 'pGC->ops->PutImage' differ in signedness [-Wpointer-sign] buf); ^~~ glxfb.c:117:5: note: expected 'char *' but argument is of type 'GLubyte * {aka unsigned char *}'

Xserver/GL/glx/glxfb.c: Fix compiler warning: pointer-sign.
16fbdb2a · Mike Gabriel · a2741452 · 16fbdb2a
Commit 16fbdb2a authored Feb 17, 2017 by Mike Gabriel
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glxfb.c nx-X11/programs/Xserver/GL/glx/glxfb.c +1 -1

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--- a/nx-X11/programs/Xserver/GL/glx/glxfb.c
+++ b/nx-X11/programs/Xserver/GL/glx/glxfb.c
@@ -113,7 +113,7 @@ __glXFBMemSwapBuffers(__GLXdrawablePrivate *glxPriv)
 			 depth,
 			 0, 0, width, height,
 			 pad, ZPixmap,
-			 buf);
+			 (char *)buf);

    return GL_TRUE;
 }