AC_DEFUN([ACX_PROG_LD_GNU_SYMBOLIC],
[AC_CACHE_CHECK([if the GNU linker ($LD) supports -Bsymbolic-functions],
acl_cv_prog_gnu_ld_symbolic, [
acl_cv_prog_gnu_ld_symbolic=no
AC_REQUIRE([AC_LIB_PROG_LD_GNU])
if test x"$with_gnu_ld" = x"yes"; then
if $LD --help 2>&1 </dev/null | grep Bsymbolic-functions 1>&5; then
acl_cv_prog_gnu_ld_symbolic=yes
fi
fi])
if test x"$acl_cv_prog_gnu_ld_symbolic" = x"yes"; then
SYMBOLIC_LDFLAGS="-Wl,-Bsymbolic-functions"
else
SYMBOLIC_LDFLAGS=''
fi
])
AC_DEFUN([ACX_PROG_LD_GNU_DYNAMIC_LIST_CPP_NEW],
[AC_CACHE_CHECK([if the GNU linker ($LD) supports --dynamic-list-cpp-new],
acl_cv_prog_gnu_ld_dynamic_list_cpp_new, [
acl_cv_prog_gnu_ld_dynamic_list_cpp_new=no
AC_REQUIRE([ACX_PROG_LD_GNU_SYMBOLIC])
if test x"$with_gnu_ld" = x"yes" -a \
x"$acl_cv_prog_gnu_ld_symbolic" = x"yes"; then
if $LD --help 2>&1 </dev/null | grep dynamic-list-cpp-new 1>&5; then
acl_cv_prog_gnu_ld_dynamic_list_cpp_new=yes
fi
fi])
if test x"$acl_cv_prog_gnu_ld_dynamic_list_cpp_new" = x"yes"; then
DYNAMIC_LIST_CPP_NEW_LDFLAGS="$SYMBOLIC_LDFLAGS -Wl,--dynamic-list-cpp-new"
else
DYNAMIC_LIST_CPP_NEW_LDFLAGS=''
fi
])