AGR_SV_OPT
};
+/* Aggregation functions. */
+enum
+ {
+ SUM, MEAN, MEDIAN, SD, MAX, MIN, PGT, PLT, PIN, POUT, FGT, FLT, FIN,
+ FOUT, N, NU, NMISS, NUMISS, FIRST, LAST,
+
+ FUNC = 0x1f, /* Function mask. */
+ FSTRING = 1<<5, /* String function bit. */
+ };
+
/* Attributes of an aggregation function. */
struct agr_func
{