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sample/dns-example: fix compiler warning (getopt() returns an int)

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Signed-off-by: David Disseldorp <ddiss@suse.de>
Closes: #449
(cherry picked from commit 55cadb2b03c95505f6adbb836f0e975772d80bce)
This commit is contained in:
David Disseldorp 2017-02-20 16:55:57 +01:00 committed by Azat Khuzhin
parent 5c0132f315
commit d3e1c440c9
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1 changed files with 2 additions and 2 deletions
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sample/dns-example.c
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@ -154,12 +154,12 @@ main(int c, char **v) {
const char *ns;
};
struct options o;
char opt;
int opt;
struct event_base *event_base = NULL;
struct evdns_base *evdns_base = NULL;
memset(&o, 0, sizeof(o));
if (c < 2) {
fprintf(stderr, "syntax: %s [-x] [-v] [-c resolv.conf] [-s ns] hostname\n", v[0]);
fprintf(stderr, "syntax: %s [-T]\n", v[0]);