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/* Extracted from the sdm module in perl.  */

typedef struct {

        char *dptr;

        int dsize;

} datum;

extern long sdbm_hash  (char *, int)  ;

extern void  sdbm__putpair   (char *, datum, datum)  ;

void

sdbm__splpage (char *pag, char *New, long int sbit)

{

        datum key;

        datum val;

        register int n;

        register int off = 1024 ;

        char cur[1024 ];

        register short *ino = (short *) cur;

        (void) memcpy(cur, pag, 1024 );

        (void) ({ void *__s = ( pag ); __builtin_memset ( __s , '\0',     1024   ) ; __s; });

        (void) ({ void *__s = ( New ); __builtin_memset ( __s , '\0',     1024   ) ; __s; });

        n = ino[0];

        for (ino++; n > 0; ino += 2) {

                key.dptr = cur + ino[0];

                key.dsize = off - ino[0];

                val.dptr = cur + ino[1];

                val.dsize = ino[0] - ino[1];

                (void) sdbm__putpair ((sdbm_hash(( key ).dptr, ( key ).dsize)  & sbit) ? New : pag, key, val);

                off = ino[1];

                n -= 2;

        }

}