Apa |OP* |newSLICEOP |I32 flags|NULLOK OP* subscript|NULLOK OP* listop
Apa |OP* |newSTATEOP |I32 flags|NULLOK char* label|NULLOK OP* o
Ap |CV* |newSUB |I32 floor|NULLOK OP* o|NULLOK OP* proto|NULLOK OP* block
-Apd |CV* |newXS |NN const char* name|NN XSUBADDR_t f|NN const char* filename
+Apd |CV* |newXS |NULLOK const char* name|NN XSUBADDR_t f|NN const char* filename
Apda |AV* |newAV
Apa |OP* |newAVREF |NN OP* o
Apa |OP* |newBINOP |I32 type|I32 flags|NULLOK OP* first|NULLOK OP* last
|NULLOK bool *maybe_tainted
ApR |NV |str_to_version |NN SV *sv
Ap |SV* |swash_init |NN const char* pkg|NN const char* name|NN SV* listsv|I32 minbits|I32 none
-Ap |UV |swash_fetch |NN SV *sv|NN const U8 *ptr|bool do_utf8
+Ap |UV |swash_fetch |NN SV *swash|NN const U8 *ptr|bool do_utf8
Ap |void |taint_env
Ap |void |taint_proper |NULLOK const char* f|NN const char* s
Apd |UV |to_utf8_case |NN const U8 *p|NN U8* ustrp|NULLOK STRLEN *lenp \