/*
* common parameters for seal and unseal
*/
#define MAXLINE 100
#define MAXULINE 200
#define RADBASE (' ' + 1)
#define INCPW 4
#define OUTCPW 5
#define RADIX 94
#define BPC 8
#define BYTEMASK 0xff
#define CSMASK 0xffffffffL
#define CSHIBIT 0x80000000L
unsigned long mkcsum();