libexport.a: Add helpers to manage DNS lookups

[nfs-utils.git] / utils / exportfs / exportfs.c

diff --git a/utils/exportfs/exportfs.c b/utils/exportfs/exportfs.c
index 331e57e8cf4b5efd8a5c296f16abc4d1db64fc69..83d00a0637a9ab819c406c202ba1f1dfa5d5b3d1 100644 (file)
--- a/utils/exportfs/exportfs.c
+++ b/utils/exportfs/exportfs.c
@@ -287,7 +287,7 @@ static void
 unexportfs(char *arg, int verbose)
 {
        nfs_export      *exp;
-       struct hostent  *hp = NULL;
+       struct addrinfo *ai = NULL;
        char            *path;
        char            *hname = arg;
        int             htype;
@@ -302,10 +302,9 @@ unexportfs(char *arg, int verbose)
        }
 
        if ((htype = client_gettype(hname)) == MCL_FQDN) {
-               if ((hp = gethostbyname(hname)) != 0) {
-                       hp = hostent_dup (hp);
-                       hname = (char *) hp->h_name;
-               }
+               ai = host_addrinfo(hname);
+               if (ai)
+                       hname = ai->ai_canonname;
        }
 
        for (exp = exportlist[htype].p_head; exp; exp = exp->m_next) {
@@ -341,7 +340,7 @@ unexportfs(char *arg, int verbose)
                exp->m_mayexport = 0;
        }
 
-       if (hp) free (hp);
+       freeaddrinfo(ai);
 }
 
 static int can_test(void)