+# actually an extension, but with its own configure option (--disable-leaks)
+lib_freeall lib $(base)
+
+# XSI extensions to the base library (wide-character)
+@ widechar
+charable lib $(wide)
+lib_add_wch lib $(wide)
+lib_box_set lib $(wide)
+lib_cchar lib $(wide)
+lib_erasewchar lib $(wide)
+lib_get_wch lib $(wide)
+lib_get_wstr lib $(wide)
+lib_hline_set lib $(wide)
+lib_in_wch lib $(wide)
+lib_in_wchnstr lib $(wide)
+lib_ins_wch lib $(wide)
+lib_inwstr lib $(wide)
+lib_key_name lib $(wide)
+lib_pecho_wchar lib $(wide)
+lib_slk_wset lib $(wide)
+lib_unget_wch lib $(wide)
+lib_vid_attr lib $(wide) ../include/term.h
+lib_vline_set lib $(wide)
+lib_wacs lib $(wide)
+lib_wunctrl lib $(wide)
+