VIRTUAL int Perl_block_start(pTHX_ int full);
VIRTUAL void Perl_boot_core_UNIVERSAL(pTHX);
VIRTUAL void Perl_call_list(pTHX_ I32 oldscope, AV* av_list);
-VIRTUAL I32 Perl_cando(pTHX_ I32 bit, Uid_t effective, Stat_t* statbufp);
+VIRTUAL bool Perl_cando(pTHX_ Mode_t mode, Uid_t effective, Stat_t* statbufp);
VIRTUAL U32 Perl_cast_ulong(pTHX_ NV f);
VIRTUAL I32 Perl_cast_i32(pTHX_ NV f);
VIRTUAL IV Perl_cast_iv(pTHX_ NV f);
VIRTUAL void Perl_set_numeric_radix(pTHX);
VIRTUAL void Perl_set_numeric_standard(pTHX);
VIRTUAL void Perl_require_pv(pTHX_ const char* pv);
-VIRTUAL void Perl_pidgone(pTHX_ int pid, int status);
+VIRTUAL void Perl_pidgone(pTHX_ Pid_t pid, int status);
VIRTUAL void Perl_pmflag(pTHX_ U16* pmfl, int ch);
VIRTUAL OP* Perl_pmruntime(pTHX_ OP* pm, OP* expr, OP* repl);
VIRTUAL OP* Perl_pmtrans(pTHX_ OP* o, OP* expr, OP* repl);
VIRTUAL U8* Perl_uv_to_utf8(pTHX_ U8 *d, UV uv);
VIRTUAL void Perl_vivify_defelem(pTHX_ SV* sv);
VIRTUAL void Perl_vivify_ref(pTHX_ SV* sv, U32 to_what);
-VIRTUAL I32 Perl_wait4pid(pTHX_ int pid, int* statusp, int flags);
+VIRTUAL I32 Perl_wait4pid(pTHX_ Pid_t pid, int* statusp, int flags);
VIRTUAL void Perl_warn(pTHX_ const char* pat, ...);
VIRTUAL void Perl_vwarn(pTHX_ const char* pat, va_list* args);
VIRTUAL void Perl_warner(pTHX_ U32 err, const char* pat, ...);
#endif
#if defined(PERL_IN_PP_SYS_C) || defined(PERL_DECL_PROT)
STATIC OP* S_doform(pTHX_ CV *cv, GV *gv, OP *retop);
-STATIC int S_emulate_eaccess(pTHX_ const char* path, int mode);
+STATIC int S_emulate_eaccess(pTHX_ const char* path, Mode_t mode);
# if !defined(HAS_MKDIR) || !defined(HAS_RMDIR)
STATIC int S_dooneliner(pTHX_ char *cmd, char *filename);
# endif