[LTP] [PATCH 1/1] travis: Add libefivar support

[Petr Vorel]

Hi,

> Travis CI:
> https://travis-ci.org/github/pevik/ltp/builds/742684375

Looks like Debian does not ship libefivar-dev for ppc64el
https://travis-ci.org/github/pevik/ltp/jobs/742684377

Kind regards,
Petr

Fix:
diff --git travis/debian.cross-compile.sh travis/debian.cross-compile.sh
index e27c6c9bc..69ddf225c 100755
--- travis/debian.cross-compile.sh
+++ travis/debian.cross-compile.sh
@@ -2,6 +2,8 @@
 # Copyright (c) 2018-2020 Petr Vorel <pvorel@suse.cz>
 set -ex
 
+apt="apt install -y --no-install-recommends"
+
 if [ -z "$ARCH" ]; then
 	echo "missing \$ARCH!" >&2
 	exit 1
@@ -17,9 +19,11 @@ esac
 dpkg --add-architecture $ARCH
 apt update
 
-apt install -y --no-install-recommends \
+$apt \
 	gcc-${gcc_arch}-linux-gnu \
 	libc6-dev-${ARCH}-cross \
-	libefivar-dev:$ARCH \
 	libmnl-dev:$ARCH \
 	libtirpc-dev:$ARCH
+
+# efivar is currently missing on ppc64el
+$apt libefivar-dev:$ARCH || true