INVCONTROL
extern INVCONTROL invcontrol; /* inverted file control structure */
write_param(INVCONTROL *invcntl)
read_superfinger(INVCONTROL *invcntl)
read_logblock(INVCONTROL *invcntl, int block)
read_next_posting(INVCONTROL *invcntl, POSTING *posting)
invopen(INVCONTROL *invcntl, char *invname, char *invpost, int stat)
invclose(INVCONTROL *invcntl)
invstep(INVCONTROL *invcntl)
invforward(INVCONTROL *invcntl)
invterm(INVCONTROL *invcntl, char *term)
invfind(INVCONTROL *invcntl, char *searchterm)
invdump(INVCONTROL *invcntl, char *term)
boolfile(INVCONTROL *invcntl, long *num, int bool)
extern POSTING *boolfile(INVCONTROL *invcntl, long *num, int bool);
extern void invclose(INVCONTROL *invcntl);
extern long invfind(INVCONTROL *invcntl, char *searchterm);
extern int invforward(INVCONTROL *invcntl);
extern int invopen(INVCONTROL *invcntl, char *invname, char *invpost,
extern int invterm(INVCONTROL *invcntl, char *term);
INVCONTROL invcontrol; /* inverted file control structure */