extern char *MAILROOT; /* root of mail system */ extern char *UPASROOT; /* root of upas system */ extern char *SMTPQROOT; /* root of smtpq directory */ extern char *SYSALIAS; /* file system alias files are listed in */ extern char *USERALIAS; /* file system alias files are listed in */ extern int MBOXMODE; /* default mailbox protection mode */ /* format of REMOTE FROM lines */ extern char *REMFROMRE; extern int REMSENDERMATCH; extern int REMDATEMATCH; extern int REMSYSMATCH; /* format of mailbox FROM lines */ #define IS_HEADER(p) ((p)[0]=='F'&&(p)[1]=='r'&&(p)[2]=='o'&&(p)[3]=='m'&&(p)[4]==' ') extern char *FROMRE; extern int SENDERMATCH; extern int DATEMATCH; extern void print_header(); extern void print_remote_header(); #include "sys.h" /* for OS-dependent stuff */ #ifndef NULL #define NULL 0 #endif