Simplify code for parsing extra groups
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@ -313,7 +313,7 @@ read_userconfig(char const * file)
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? NULL : newstr(q);
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break;
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case _UC_EXTRAGROUPS:
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for (i = 0; q != NULL; q = strtok(NULL, toks)) {
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while ((q = strtok(NULL, toks)) != NULL) {
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if (config.groups == NULL)
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config.groups = sl_init();
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sl_add(config.groups, newstr(q));
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