Die when asprintf fails

Fixes many instances of
warning: ignoring return value of 'asprintf', declared with attribute warn_unused_result [-Wunused-result]

Signed-off-by: Anders Kaseorg <andersk@mit.edu>

1 files changed, 2 insertions, 2 deletions

diff --git a/plugins/check_dig.c b/plugins/check_dig.c
index 06f59c8..893e0a1 100644
--- a/plugins/check_dig.c
+++ b/plugins/check_dig.c
@@ -87,7 +87,7 @@ main (int argc, char **argv)
     usage_va(_("Could not parse arguments"));
 
   /* get the command to run */
-  asprintf (&command_line, "%s @%s -p %d %s -t %s %s",
+  xasprintf (&command_line, "%s @%s -p %d %s -t %s %s",
             PATH_TO_DIG, dns_server, server_port, query_address, record_type, dig_args);
 
   alarm (timeout_interval);
@@ -306,7 +306,7 @@ print_help (void)
 {
   char *myport;
 
-  asprintf (&myport, "%d", DEFAULT_PORT);
+  xasprintf (&myport, "%d", DEFAULT_PORT);
 
   print_revision (progname, NP_VERSION);