NSS: support for CERTINFO feature

lib/hostcheck.c

@@ -23,7 +23,7 @@
 #include "curl_setup.h"
 
 #if defined(USE_SSLEAY) || defined(USE_AXTLS) || defined(USE_QSOSSL) || \
-    defined(USE_GSKIT)
+    defined(USE_GSKIT) || defined(USE_NSS)
 /* these backends use functions from this file */
 
 #include "hostcheck.h"
@@ -94,4 +94,4 @@ int Curl_cert_hostcheck(const char *match_pattern, const char *hostname)
   return 0;
 }
 
-#endif /* SSLEAY or AXTLS or QSOSSL or GSKIT */
+#endif /* SSLEAY or AXTLS or QSOSSL or GSKIT or NSS */