ApM |U8* |bytes_to_utf8 |U8 *s|STRLEN *len
Ap |UV |utf8_to_uv_simple|U8 *s|STRLEN* retlen
Ap |UV |utf8_to_uv |U8 *s|STRLEN curlen|STRLEN* retlen|U32 flags
-Ap |U8* |uv_to_utf8|U8 *d|UV uv
+Ap |U8* |uv_to_utf8 |U8 *d|UV uv
p |void |vivify_defelem |SV* sv
p |void |vivify_ref |SV* sv|U32 to_what
p |I32 |wait4pid |Pid_t pid|int* statusp|int flags