--- OLD/pgm/pgmtexture.c	Thu Jan  1 00:00:00 1970
+++ NEW/pgm/pgmtexture.c	Thu Jan  1 00:00:00 1970
@@ -490,9 +490,7 @@
 }
 
 
-float f7_svar (P, Ng, S)
-  float **P, S;
-  int Ng;
+float f7_svar (float **P, int Ng, float S)
 
 /* Sum Variance */
 {