[source] opkg: add missing dependency on libpthread

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/d3489d899a6086d9f601e094037c17625efbbbf2

commit d3489d899a6086d9f601e094037c17625efbbbf2
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Mon Dec 26 15:52:00 2016 +0100

    opkg: add missing dependency on libpthread
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 package/system/opkg/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package/system/opkg/Makefile b/package/system/opkg/Makefile
index 4645dfd..cbd731f 100644
--- a/package/system/opkg/Makefile
+++ b/package/system/opkg/Makefile
@@ -41,7 +41,7 @@ define Package/opkg/Default
   SECTION:=base
   CATEGORY:=Base system
   TITLE:=opkg package manager
-  DEPENDS:=+uclient-fetch
+  DEPENDS:=+uclient-fetch +libpthread
   URL:=http://wiki.openmoko.org/wiki/Opkg
   MENU:=1
 endef