Fix parameters to cbm_load and cbm_save

git-svn-id: svn://svn.cc65.org/cc65/trunk@1757 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/cbm/cbm_save.c

@@ -13,7 +13,7 @@
 /* saves a memory area from start to end-1 to a file.
  */
 unsigned char cbm_save(const char* name, unsigned char device,
-                       unsigned char* data, unsigned int size)
+                       const void* data, unsigned int size)
 {
     cbm_k_setlfs(0, device, 0);
     cbm_k_setnam(name);