-// area.c\r
-typedef size_t (arearw)(void *p, size_t _size, size_t _n, void *file);\r
-typedef size_t (areaeof)(void *file);\r
-typedef int (areaseek)(void *file, long offset, int whence);\r
-typedef int (areaclose)(void *file);\r
-extern arearw *areaRead; // external read and write function pointers for\r
-extern arearw *areaWrite; // gzip save state ability\r
-extern areaeof *areaEof;\r
-extern areaseek *areaSeek;\r
-extern areaclose *areaClose;\r
-\r