Annotation of embedaddon/curl/docs/libcurl/opts/CURLOPT_IPRESOLVE.3, revision 1.1.1.1
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23: .TH CURLOPT_IPRESOLVE 3 "May 05, 2017" "libcurl 7.70.0" "curl_easy_setopt options"
24:
25: .SH NAME
26: CURLOPT_IPRESOLVE \- specify which IP protocol version to use
27: .SH SYNOPSIS
28: #include <curl/curl.h>
29:
30: CURLcode curl_easy_setopt(CURL *handle, CURLOPT_IPRESOLVE, long resolve);
31: .SH DESCRIPTION
32: Allows an application to select what kind of IP addresses to use when
33: resolving host names. This is only interesting when using host names that
34: resolve addresses using more than one version of IP. The allowed values are:
35: .IP CURL_IPRESOLVE_WHATEVER
36: Default, resolves addresses to all IP versions that your system allows.
37: .IP CURL_IPRESOLVE_V4
38: Resolve to IPv4 addresses.
39: .IP CURL_IPRESOLVE_V6
40: Resolve to IPv6 addresses.
41: .SH DEFAULT
42: CURL_IPRESOLVE_WHATEVER
43: .SH PROTOCOLS
44: All
45: .SH EXAMPLE
46: .nf
47: CURL *curl = curl_easy_init();
48: if(curl) {
49: curl_easy_setopt(curl, CURLOPT_URL, "http://example.com/foo.bin");
50:
51: /* resolve host name using IPv6-names only */
52: curl_easy_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V6);
53:
54: ret = curl_easy_perform(curl);
55:
56: curl_easy_cleanup(curl);
57: }
58: .fi
59:
60: .SH AVAILABILITY
61: Always
62: .SH RETURN VALUE
63: Returns CURLE_OK
64: .SH "SEE ALSO"
65: .BR CURLOPT_HTTP_VERSION "(3), " CURLOPT_SSLVERSION "(3), "
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