[glibc] mach: Drop remnants of old_CFLAGS

[glibc] mach: Drop remnants of old_CFLAGS

[Samuel Thibault]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=0fb10e49ad169374650534509767ec1d4232e230

commit 0fb10e49ad169374650534509767ec1d4232e230
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date:   Mon Dec 19 02:38:38 2022 +0100

    mach: Drop remnants of old_CFLAGS

Diff:
---
 sysdeps/mach/configure    | 4 ----
 sysdeps/mach/configure.ac | 4 ----
 2 files changed, 8 deletions(-)

diff --git a/sysdeps/mach/configure b/sysdeps/mach/configure
index ba6371cd3f..e8a1d47102 100644
--- a/sysdeps/mach/configure
+++ b/sysdeps/mach/configure
@@ -144,7 +144,6 @@ else
 fi
 
 
-CFLAGS=$old_CFLAGS
 ac_fn_c_check_header_preproc "$LINENO" "mach/mach_types.defs" "ac_cv_header_mach_mach_types_defs"
 if test "x$ac_cv_header_mach_mach_types_defs" = xyes; then :
 
@@ -218,8 +217,6 @@ $as_echo_n "checking for creation_time in task_basic_info... " >&6; }
 if ${libc_cv_mach_task_creation_time+:} false; then :
   $as_echo_n "(cached) " >&6
 else
-  old_CFLAGS=$CFLAGS
-CFLAGS="$CFLAGS -ffreestanding"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <mach/task_info.h>
@@ -246,7 +243,6 @@ $as_echo "$libc_cv_mach_task_creation_time" >&6; }
 if test $libc_cv_mach_task_creation_time = no; then
   as_fn_error $? "you need Mach headers supporting task_info.creation_time" "$LINENO" 5
 fi
-CFLAGS=$old_CFLAGS
 
 mach_interface_list=
 for ifc in mach mach4 gnumach \
diff --git a/sysdeps/mach/configure.ac b/sysdeps/mach/configure.ac
index 900e5445c5..a57cb259b3 100644
--- a/sysdeps/mach/configure.ac
+++ b/sysdeps/mach/configure.ac
@@ -15,7 +15,6 @@ fi
 CPPFLAGS="$CPPFLAGS -ffreestanding"
 AC_CHECK_HEADER(mach/mach_types.h,,
                 [AC_MSG_ERROR([cannot find Mach headers])], -)
-CFLAGS=$old_CFLAGS
 AC_CHECK_HEADER(mach/mach_types.defs,, [dnl
 AC_MSG_ERROR([cannot find Mach .defs files])], -)
 
@@ -44,8 +43,6 @@ dnl The creation_time field is a GNU Mach addition the other variants lack.
 dnl
 AC_CACHE_CHECK(for creation_time in task_basic_info,
 	       libc_cv_mach_task_creation_time, [dnl
-old_CFLAGS=$CFLAGS
-CFLAGS="$CFLAGS -ffreestanding"
 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <mach/task_info.h>]], [[
 extern struct task_basic_info *i;
 long s = i->creation_time.seconds;
@@ -53,7 +50,6 @@ long s = i->creation_time.seconds;
 if test $libc_cv_mach_task_creation_time = no; then
   AC_MSG_ERROR([you need Mach headers supporting task_info.creation_time])
 fi
-CFLAGS=$old_CFLAGS
 
 dnl
 dnl The Darwin variant no longer has <mach/mach.defs>