In patch http://review.gluster.org/#/c/15225/ GF_IPC_TARGET_UPCALL was used but not defined, because of which build is broken Hence fixing it here. Change-Id: I81e1e63cba25a49fd72a8fd7a3b4a445cadae103 BUG: 1370862 Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever@redhat.com> Reviewed-on: http://review.gluster.org/15331 Smoke: Gluster Build System <jenkins@build.gluster.org> Tested-by: Atin Mukherjee <amukherj@redhat.com> Reviewed-by: Atin Mukherjee <amukherj@redhat.com> CentOS-regression: Gluster Build System <jenkins@build.gluster.org> NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>