gdi32: Use abs() on an integer argument to avoid a clang warning.

[Huw Davies]

Signed-off-by: Huw Davies <huw at codeweavers.com>
---
 dlls/gdi32/painting.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/gdi32/painting.c b/dlls/gdi32/painting.c
index f978001..32b6183 100644
--- a/dlls/gdi32/painting.c
+++ b/dlls/gdi32/painting.c
@@ -303,8 +303,8 @@ BOOL WINAPI ArcTo( HDC hdc,
                      INT xstart, INT ystart,
                      INT xend,   INT yend )
 {
-    double width = fabs(right-left),
-        height = fabs(bottom-top),
+    double width = abs( right - left ),
+        height = abs( bottom - top ),
         xradius = width/2,
         yradius = height/2,
         xcenter = right > left ? left+xradius : right+xradius,
-- 
2.8.0