Minor fix in dns.c (avoid including pthread.h when not necessary)

1 files changed, 10 insertions, 6 deletions

diff --git a/src/dns.c b/src/dns.c
index b688260e..cc17b0cd 100644
--- a/src/dns.c
+++ b/src/dns.c
@@ -13,7 +13,16 @@
  * Non blocking pthread-handled Dns scheme
  */
 
-#include <pthread.h>
+
+/*
+ * Uncomment the following line for debugging or gprof profiling.
+ */
+/* #undef D_DNS_THREADED */
+
+#ifdef D_DNS_THREADED
+#  include <pthread.h>
+#endif
+
 
 #include <netdb.h>
 #include <sys/types.h>
@@ -30,11 +39,6 @@
 #include "list.h"
 #include "timeout.hh"
 
-/*
- * Uncomment the following line for debugging or gprof profiling.
- */
-/* #undef D_DNS_THREADED */
-
 
 /* Maximum dns resolving threads */
 #ifdef D_DNS_THREADED