+unsigned hash(int keyc, HKEY *keyv[], int tabsize)
+{
+ int i, j;
+ unsigned hashval = 0;
+ enum {
+ HASHNUM = 31
+ };
+
+ for(i = 0; i < keyc; i++) {
+ switch(keyv[i]->type) {
+ case CHARS:
+ for(j = 0; keyv[i]->val.s[j]; j++) {
+ hashval = keyv[i]->val.s[j] + HASHNUM * hashval;
+ }
+ break;
+ case INT:
+ hashval = keyv[i]->val.i + HASHNUM * hashval;
+ break;
+ default:
+ break;
+ }