BuildSystem: Avoid re-defining of pthread_* on NetBSD.

ASTERISK-27711

Change-Id: Idc9194035b2958b99f6b01eb5b438d45a074565b

diff --git a/Makefile b/Makefile
index f24e8b1af974956b33ad0a835aea5eeaebfe9f89..a206c3349a7a1a9d353e544b1afc05c2c89692db 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -229,7 +229,7 @@ ifeq ($(OSARCH),FreeBSD)
 endif
 
 ifeq ($(OSARCH),NetBSD)
-  _ASTCFLAGS+=-pthread -I/usr/pkg/include
+  _ASTCFLAGS+=-pthread -D__LIBPTHREAD_SOURCE__ -I/usr/pkg/include
 endif
 
 ifeq ($(OSARCH),OpenBSD)