--- OLD/ppm/ppmtoacad.c	Thu Jan  1 00:00:00 1970
+++ NEW/ppm/ppmtoacad.c	Thu Jan  1 00:00:00 1970
@@ -110,27 +110,27 @@
                 stdout, (int) ((xend + 1) * aspect + 0.4999));
             (void) pm_writelittleshort(stdout, yb - yspan);
         } else {
-            (void) pm_writelittleshort(stdout, 0xFD00); /* Solid fill header */
+            (void) pm_writelittleshort(stdout, (short)0xFD00); /* Solid fill header */
             (void) pm_writelittleshort(stdout, 4);      /* Vertices to follow */
             (void) pm_writelittleshort(stdout, -2);     /* Fill type */
 
-            (void) pm_writelittleshort(stdout, 0xFD00); /* Solid fill vertex */
+            (void) pm_writelittleshort(stdout, (short)0xFD00); /* Solid fill vertex */
             (void) pm_writelittleshort(stdout, xstart);
             (void) pm_writelittleshort(stdout, yb);
 
-            (void) pm_writelittleshort(stdout, 0xFD00); /* Solid fill vertex */
+            (void) pm_writelittleshort(stdout, (short)0xFD00); /* Solid fill vertex */
             (void) pm_writelittleshort(stdout, xend + 1);
             (void) pm_writelittleshort(stdout, yb);
 
-            (void) pm_writelittleshort(stdout, 0xFD00); /* Solid fill vertex */
+            (void) pm_writelittleshort(stdout, (short)0xFD00); /* Solid fill vertex */
             (void) pm_writelittleshort(stdout, xend + 1);
             (void) pm_writelittleshort(stdout, yb - yspan);
 
-            (void) pm_writelittleshort(stdout, 0xFD00); /* Solid fill vertex */
+            (void) pm_writelittleshort(stdout, (short)0xFD00); /* Solid fill vertex */
             (void) pm_writelittleshort(stdout, xstart);
             (void) pm_writelittleshort(stdout, yb - yspan);
 
-            (void) pm_writelittleshort(stdout, 0xFD00); /* Solid fill trailer */
+            (void) pm_writelittleshort(stdout, (short)0xFD00); /* Solid fill trailer */
             (void) pm_writelittleshort(stdout, 4); /* Vertices that precede */
             (void) pm_writelittleshort(stdout, -2);     /* Fill type */
         }
@@ -248,7 +248,7 @@
     if (dxbmode) {
         putchar(0);                   /* DXB end sentinel */
     } else {
-        (void) pm_writelittleshort(stdout, 0xFC00); /* End of file marker */
+        (void) pm_writelittleshort(stdout, (short)0xFC00); /* End of file marker */
     }
     pm_freerow((char *) acadmap);
 }