+# Don't build the shared library for build.
+if [[ -n "${with_build_subdir}" ]]; then
+ enable_shared=no
+fi
+
+frag=
+case "${host}" in
+ rs6000-ibm-aix3.1 | rs6000-ibm-aix)
+ frag=mh-aix ;;
+ *-*-cxux7*) frag=mh-cxux7 ;;
+ *-*-freebsd2.1.*) frag=mh-fbsd21 ;;
+ *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;;
+ i370-*-opened*) frag=mh-openedition ;;
+ i[[34567]]86-*-windows*) frag=mh-windows ;;
+esac
+
+if [[ -n "${frag}" ]]; then
+ frag=${libiberty_topdir}/libiberty/config/$frag
+fi
+
+GCC_PICFLAG
+
+# If they didn't specify --enable-shared, don't generate shared libs.
+case "${enable_shared}" in
+ yes) shared=yes ;;
+ no) shared=no ;;
+ "") shared=no ;;
+ *) shared=yes ;;
+esac
+
+# ...unless --enable-host-shared was passed from top-level config:
+if [[ "${enable_host_shared}" = "yes" ]]; then
+ shared=yes
+fi
+
+if [[ "${shared}" != "yes" ]]; then
+ PICFLAG=
+fi
+AC_SUBST(PICFLAG)
+
+NOASANFLAG=
+case " ${CFLAGS} " in
+ *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;;
+esac
+AC_SUBST(NOASANFLAG)
+
+echo "# Warning: this fragment is automatically generated" > temp-frag
+
+if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then
+ echo "Appending ${frag} to xhost-mkfrag"
+ echo "# Following fragment copied from ${frag}" >> temp-frag
+ cat ${frag} >> temp-frag
+fi
+
+# record if we want to build shared libs.
+if [[ "${shared}" = "yes" ]]; then
+ echo enable_shared = yes >> temp-frag
+else
+ echo enable_shared = no >> temp-frag
+fi
+
+frag=xhost-mkfrag
+${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag
+