uc_is_property_iso_control 39 maint/gnulib/lib/unictype/pr_iso_control.c uc_is_property_iso_control (ucs4_t uc) uc_is_property_iso_control 47 maint/gnulib/lib/unictype/pr_iso_control.c uc_is_property_iso_control (ucs4_t uc)