--- a/lib/FXFont.cpp
+++ b/lib/FXFont.cpp
@@ -829,26 +829,26 @@
 
       // Weight
       if(wantweight){
-        dweight=Math::iabs(weight-wantweight);
+        dweight=Math::iabs((FXint)(weight-wantweight));
         }
       else{
-        dweight=Math::iabs(weight-FXFont::Normal);
+        dweight=Math::iabs((FXint)(weight-FXFont::Normal));
         }
 
       // Slant
       if(wantslant){
-        dslant=Math::iabs(slant-wantslant);
+        dslant=Math::iabs((FXint)(slant-wantslant));
         }
       else{
-        dslant=Math::iabs(slant-FXFont::Straight);
+        dslant=Math::iabs((FXint)(slant-FXFont::Straight));
         }
 
       // Set width
       if(wantsetwidth){
-        dsetwidth=Math::iabs(setwidth-wantsetwidth);
+        dsetwidth=Math::iabs((FXint)(setwidth-wantsetwidth));
         }
       else{
-        dsetwidth=Math::iabs(setwidth-FXFont::NonExpanded);
+        dsetwidth=Math::iabs((FXint)(setwidth-FXFont::NonExpanded));
         }
 
       // Pitch
@@ -900,7 +900,7 @@
       // should be multiplied by (100/90).
       else{
         size=(yres*points)/res;
-        dsize=Math::iabs(size-wantsize);
+        dsize=Math::iabs((FXint)(size-wantsize));
         }
 
       FXTRACE((160,"%4d: dweight=%-3d dsize=%3d dslant=%d dsetwidth=%d dscalable=%d dpolymorph=%d xres=%-3d yres=%-3d xlfd=\"%s\"\n",f,dweight,dsize,dslant,dsetwidth,dscalable,dpolymorph,xres,yres,fontnames[f]));