buildah ppc64 build changes cgo&nopie

Signed-off-by: virtbuilder_pel7ppc64bebuilder0 <virtbuilder@powerel.org>

SPECS/buildah.spec

@@ -3,6 +3,9 @@
 %global _find_debuginfo_dwz_opts %{nil}
 %global _dwz_low_mem_die_limit 0
 %define gobuild(o:) GO111MODULE=off go build -buildmode pie -compiler gc -tags="rpm_crashtraceback ${BUILDTAGS:-}" -ldflags "${LDFLAGS:-} -B 0x$(head -c20 /dev/urandom|od -An -tx1|tr -d ' \\n') -extldflags '-Wl,-z,relro -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld '" -a -v -x %{?**};
+%ifarch ppc64
+%define gobuild(o:) GO111MODULE=off go build -compiler gc -tags="rpm_crashtraceback ${BUILDTAGS:-}" -ldflags "${LDFLAGS:-} -B 0x$(head -c20 /dev/urandom|od -An -tx1|tr -d ' \\n') -extldflags '-Wl,-z,relro -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld '" -a -v -x %{?**};
+%endif
 %define provider github
 %define provider_tld com
 %define project containers
@@ -85,10 +88,15 @@ mv vendor src
 export GOPATH=$(pwd)/_build:$(pwd)
 export BUILDTAGS='seccomp selinux'
 export GO111MODULE=off
+%ifarch ppc64
+export CGO_ENABLED=1
+%endif
 %gobuild -o %{name} %{import_path}/cmd/%{name}
 %gobuild -o imgtype %{import_path}/tests/imgtype
 GOMD2MAN=go-md2man %{__make} -C docs
-
+%ifarch ppc64
+unset CGO_ENABLED
+%endif
 
 %install
 export GOPATH=$(pwd)/_build:$(pwd):%{gopath}