maint: update deps

deps/curl/docs/libcurl/opts/CURLINFO_PROXY_SSL_VERIFYRESULT.md

@@ -0,0 +1,64 @@
+---
+c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+SPDX-License-Identifier: curl
+Title: CURLINFO_PROXY_SSL_VERIFYRESULT
+Section: 3
+Source: libcurl
+See-also:
+  - CURLINFO_SSL_VERIFYRESULT (3)
+  - curl_easy_getinfo (3)
+  - curl_easy_setopt (3)
+---
+
+# NAME
+
+CURLINFO_PROXY_SSL_VERIFYRESULT - get the result of the proxy certificate verification
+
+# SYNOPSIS
+
+~~~c
+#include <curl/curl.h>
+
+CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PROXY_SSL_VERIFYRESULT,
+                           long *result);
+~~~
+
+# DESCRIPTION
+
+Pass a pointer to a long to receive the result of the certificate verification
+that was requested (using the CURLOPT_PROXY_SSL_VERIFYPEER(3)
+option. This is only used for HTTPS proxies.
+
+# PROTOCOLS
+
+All
+
+# EXAMPLE
+
+~~~c
+int main(void)
+{
+  CURL *curl = curl_easy_init();
+  if(curl) {
+    CURLcode res;
+    long verifyresult;
+    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
+    curl_easy_setopt(curl, CURLOPT_PROXY, "https://proxy:443");
+    res = curl_easy_perform(curl);
+    if(res)
+      printf("error: %s\n", curl_easy_strerror(res));
+    curl_easy_getinfo(curl, CURLINFO_PROXY_SSL_VERIFYRESULT, &verifyresult);
+    printf("The peer verification said %s\n", verifyresult?
+           "fine" : "bad");
+    curl_easy_cleanup(curl);
+  }
+}
+~~~
+
+# AVAILABILITY
+
+Added in 7.52.0
+
+# RETURN VALUE
+
+Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.