--- a/extras/physfsrwops.c	Tue Jul 28 15:13:35 2015 -0400
+++ b/extras/physfsrwops.c	Fri Jul 31 02:26:35 2015 +0200
@@ -160,13 +160,15 @@
     PHYSFS_File *handle = (PHYSFS_File *) rw->hidden.unknown.data1;
     const PHYSFS_uint64 writelen = (PHYSFS_uint64) (num * size);
     const PHYSFS_sint64 rc = PHYSFS_writeBytes(handle, ptr, writelen);
-    if (rc != ((PHYSFS_sint64) writelen))
+    if (rc != ((PHYSFS_sint64) writelen)) {
         SDL_SetError("PhysicsFS error: %s", PHYSFS_getLastError());
+        return 0;
+    }
 
     #if TARGET_SDL2
-    return (size_t) rc;
+    return (size_t) rc / size;
     #else
-    return (int) rc;
+    return (int) rc / size;
     #endif
 } /* physfsrwops_write */