Index: trunk/ippTools/src/difftool.c
===================================================================
--- trunk/ippTools/src/difftool.c	(revision 28054)
+++ trunk/ippTools/src/difftool.c	(revision 28056)
@@ -717,5 +717,5 @@
 
 	psString software_ver = NULL;
-	psS32 maskfrac_npix = 0;
+	psS64 maskfrac_npix = 0;
 	psF32 maskfrac_static = 0;
 	psF32 maskfrac_dynamic = 0;