+ dnl Check whether the getusershell function exists.
+ AC_CHECK_FUNCS_ONCE([getusershell])
+ if test $ac_cv_func_getusershell = yes; then
+ HAVE_GETUSERSHELL=1
+ dnl Check whether getusershell is declared.
+ AC_CHECK_DECLS([getusershell])
+ if test $ac_cv_have_decl_getusershell = no; then
+ HAVE_DECL_GETUSERSHELL=0
+ fi
+ else