[PATCH 89/94] multilib.eclass: handle multilib on Hurd in multilib_env

We need this otherwise glibc will try to install to the wrong directory
on Hurd for the cross package (as we don't have a profile at that point).

Signed-off-by: Sam James <[email protected]>
---
 eclass/multilib.eclass | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/eclass/multilib.eclass b/eclass/multilib.eclass
index 15c44e03a0c92..c11d924bcf2d0 100644
--- a/eclass/multilib.eclass
+++ b/eclass/multilib.eclass
@@ -284,6 +284,26 @@ multilib_env() {
 			# - https://bugs.gentoo.org/675954
 			# - https://gcc.gnu.org/PR90077
 			# - https://github.com/gentoo/musl/issues/245
+			: "${MULTILIB_ABIS=default}"
+			: "${DEFAULT_ABI=default}"
+			export MULTILIB_ABIS DEFAULT_ABI
+			return
+			;;
+		*-linux*)
+			# Nothing here.
+			;;
+		*-gnu)
+			case ${CTARGET} in
+				x86_64*)
+					# On Hurd, we don't do multilib.
+					MULTILIB_ABIS="amd64"
+					CHOST_amd64="${CTARGET}"
+					LIBDIR_amd64="lib64"
+					;;
+				*)
+					;;
+			esac
+
 			: "${MULTILIB_ABIS=default}"
 			: "${DEFAULT_ABI=default}"
 			export MULTILIB_ABIS DEFAULT_ABI
-- 
2.53.0