--- OLD/ppm/imgtoppm.c	Thu Jan  1 00:00:00 1970
+++ NEW/ppm/imgtoppm.c	Thu Jan  1 00:00:00 1970
@@ -60,7 +60,7 @@
 	    if ( fread( buf, 8, 1, ifp ) != 1 )
 		pm_error( "bad attributes header" );
 	    buf[8] = '\0';
-	    len = atoi( buf );
+	    len = atoi( (void *)buf );
 	    if ( fread( buf, len, 1, ifp ) != 1 )
 		pm_error( "bad attributes buf" );
 	    buf[len] = '\0';
@@ -76,7 +76,7 @@
 	    if ( fread( buf, 8, 1, ifp ) != 1 )
 		pm_error( "bad colormap header" );
 	    buf[8] = '\0';
-	    len = atoi( buf );
+	    len = atoi( (void *)buf );
 	    if ( fread( buf, len, 1, ifp ) != 1 )
 		pm_error( "bad colormap buf" );
 	    if ( cmaplen * 3 != len )
@@ -99,7 +99,7 @@
 	    if ( fread( buf, 8, 1, ifp ) != 1 )
 		pm_error( "bad pixel data header" );
 	    buf[8] = '\0';
-	    len = atoi( buf );
+	    len = atoi( (void *)buf );
 	    if ( len != cols * rows )
 		pm_message(
 		    "pixel data length (%d) does not match image size (%d)",