By using PKG_CONFIG_PATH instead of PKG_CONFIG_LIBDIR,
we were still including the 64-bit packages.  Install
pcre-devel.i686 to fill a missing glib2 dependency.

By using --extra-cflags instead of --cpu, we incorrectly
use the wrong probing during meson.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard W.M. Jones <rjones@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20210930163636.721311-3-richard.henderson@linaro.org>
---
 tests/docker/dockerfiles/fedora-i386-cross.docker | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tests/docker/dockerfiles/fedora-i386-cross.docker b/tests/docker/dockerfiles/fedora-i386-cross.docker
index 84f2697b6c..f62a71ce22 100644
--- a/tests/docker/dockerfiles/fedora-i386-cross.docker
+++ b/tests/docker/dockerfiles/fedora-i386-cross.docker
@@ -18,13 +18,14 @@ ENV PACKAGES \
     glibc-static.i686 \
     gnutls-devel.i686 \
     nettle-devel.i686 \
+    pcre-devel.i686 \
     perl-Test-Harness \
     pixman-devel.i686 \
     sysprof-capture-devel.i686 \
     zlib-devel.i686
 
-ENV QEMU_CONFIGURE_OPTS --extra-cflags=-m32 --disable-vhost-user
-ENV PKG_CONFIG_PATH /usr/lib/pkgconfig
+ENV QEMU_CONFIGURE_OPTS --cpu=i386 --disable-vhost-user
+ENV PKG_CONFIG_LIBDIR /usr/lib/pkgconfig
 
 RUN dnf update -y && dnf install -y $PACKAGES
 RUN rpm -q $PACKAGES | sort > /packages.txt
-- 
2.25.1