embed.fnc: Drop Perl_ on do_aexec my_stat my_lstat

These macros are not for external use, so don't need a Perl_ prefix

Author: khwilliamson

embed.fnc

@@ -1115,7 +1115,7 @@ Adpr	|OP *	|die_sv 	|NN SV *baseex
 : Used in util.c
 pr	|void	|die_unwind	|NN SV *msv
 : FIXME
-mp	|bool	|do_aexec	|NULLOK SV *really			\
+m	|bool	|do_aexec	|NULLOK SV *really			\
 				|NN SV **mark				\
 				|NN SV **sp
 : Used in pp_sys.c
@@ -2207,7 +2207,7 @@ Adpr	|void	|my_exit	|U32 status
 Adpr	|void	|my_failure_exit
 Cdp	|I32	|my_fflush_all
 CTdp	|Pid_t	|my_fork
-mp	|I32	|my_lstat
+m	|I32	|my_lstat
 Xp	|I32	|my_lstat_flags |NULLOK const U32 flags
 RTop	|int	|my_mkostemp_cloexec					\
 				|NN char *templte			\
@@ -2228,7 +2228,7 @@ CTdp	|int	|my_socketpair	|int family				\
 				|int type				\
 				|int protocol				\
 				|int fd[2]
-mp	|I32	|my_stat
+m	|I32	|my_stat
 Xp	|I32	|my_stat_flags	|NULLOK const U32 flags
 p	|const char *|my_strerror					\
 				|const int errnum			\

embed.h

@@ -1783,15 +1783,6 @@
 #     define quadmath_format_needed             Perl_quadmath_format_needed
 #     define quadmath_format_valid              Perl_quadmath_format_valid
 #   endif
-#   if defined(USE_THREADS)
-#     define Perl_do_aexec(mTHX,a,b,c)          do_aexec(a,b,c)
-#     define Perl_my_lstat(mTHX)                my_lstat()
-#     define Perl_my_stat(mTHX)                 my_stat()
-#   else
-#     define Perl_do_aexec                      do_aexec
-#     define Perl_my_lstat                      my_lstat
-#     define Perl_my_stat                       my_stat
-#   endif
 #   if defined(WIN32)
 #     define get_win32_message_utf8ness(a)      Perl_get_win32_message_utf8ness(aTHX_ a)
 #   else