bytes_to_utf8 # U
gv_efullname4 # U
gv_fullname4 # U
+isBLANK # U
+isPSXSPC # U
is_utf8_string # U
save_generic_pvref # U
utf16_to_utf8 # E (Perl_utf16_to_utf8)
NVef # added by devel/scanprov
NVff # added by devel/scanprov
NVgf # added by devel/scanprov
-isBLANK # added by devel/scanprov
-isPSXSPC # added by devel/scanprov