[cache] Don't use `labs'.

This is the only place in FreeType where this function was used.

* include/config/ftstdlib.h (ft_labs): Remove.

* src/cache/ftcimage.c (ftc_inode_weight): Replace `ft_labs' with
`FT_ABS'.

ChangeLog

@@ -1,3 +1,14 @@
+2015-02-25  Werner Lemberg  <wl@gnu.org>
+
+	[cache] Don't use `labs'.
+
+	This is the only place in FreeType where this function was used.
+
+	* include/config/ftstdlib.h (ft_labs): Remove.
+
+	* src/cache/ftcimage.c (ftc_inode_weight): Replace `ft_labs' with
+	`FT_ABS'.
+
 2015-02-23  Werner Lemberg  <wl@gnu.org>
 
 	[cache] Replace `FT_PtrDist' with `FT_Offset'.

include/config/ftstdlib.h

@@ -141,8 +141,7 @@
   /**********************************************************************/
 
 
-#define ft_atol   atol
-#define ft_labs   labs
+#define ft_atol  atol
 
 
   /**********************************************************************/

src/cache/ftcimage.c

@@ -122,7 +122,7 @@
 
 
         bitg = (FT_BitmapGlyph)glyph;
-        size = bitg->bitmap.rows * ft_labs( bitg->bitmap.pitch ) +
+        size = bitg->bitmap.rows * (FT_Offset)FT_ABS( bitg->bitmap.pitch ) +
                sizeof ( *bitg );
       }
       break;