--- gcc/config.host.orig	2020-03-04 19:30:00.000000000 +1100
+++ gcc/config.host	2020-09-11 12:57:01.089405000 +1000
@@ -99,7 +99,7 @@
 esac
 
 case ${host} in
-  aarch64*-*-freebsd* | aarch64*-*-linux* | aarch64*-*-fuchsia*)
+  aarch64*-*-bsdsunix* | aarch64*-*-freebsd* | aarch64*-*-linux* | aarch64*-*-fuchsia*)
     case ${target} in
       aarch64*-*-*)
 	host_extra_gcc_objs="driver-aarch64.o"
@@ -107,7 +107,7 @@
 	;;
     esac
     ;;
-  arm*-*-freebsd* | arm*-*-linux* | arm*-*-fuchsia*)
+  arm*-*-bsdsunix* | arm*-*-freebsd* | arm*-*-linux* | arm*-*-fuchsia*)
     case ${target} in
       arm*-*-*)
 	host_extra_gcc_objs="driver-arm.o"
@@ -155,7 +155,7 @@
         ;;
     esac
     case ${host} in
-      *-*-linux* | *-*-freebsd*)
+      *-*-linux* | *-*-freebsd* | *-*-bsdsunix*)
 	if test "${GCC}:${ac_cv_sizeof_long}" = yes:4; then
 	  # On powerpc*-*-linux* use -Wl,--relax to link cc1,
 	  # if ld is new enough, otherwise force -O1 in CFLAGS.