[newlib-cygwin] Cygwin: configure: disable i686 builds

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=fcb32b737464490ff5a2695eddaf163ba25e73b9

commit fcb32b737464490ff5a2695eddaf163ba25e73b9
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Wed Jan 26 17:20:13 2022 +0100

    Cygwin: configure: disable i686 builds
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/configure.ac       |  6 -----
 winsup/cygwin/Makefile.am | 59 -----------------------------------------------
 2 files changed, 65 deletions(-)

diff --git a/winsup/configure.ac b/winsup/configure.ac
index b8d2100db..e8b42de08 100644
--- a/winsup/configure.ac
+++ b/winsup/configure.ac
@@ -66,12 +66,6 @@ esac
 ])
 
 case "$target_cpu" in
-   i?86)
-		DLL_ENTRY="_dll_entry@12"
-		DEF_DLL_ENTRY="dll_entry@12"
-		DIN_FILE="i686.din"
-		TLSOFFSETS_H="tlsoffsets.h"
-		;;
    x86_64)
 		DLL_ENTRY="dll_entry"
 		DEF_DLL_ENTRY="dll_entry"
diff --git a/winsup/cygwin/Makefile.am b/winsup/cygwin/Makefile.am
index 8a43b3e4c..5fd87c6e8 100644
--- a/winsup/cygwin/Makefile.am
+++ b/winsup/cygwin/Makefile.am
@@ -471,60 +471,6 @@ NEW_FUNCTIONS=$(addprefix --replace=,\
 	xdrstdio_create= \
 )
 
-if !TARGET_X86_64
-NEW_FUNCTIONS+=$(addprefix --replace=,\
-	acl=_acl32 \
-	aclcheck=_aclcheck32 \
-	aclfrommode=_aclfrommode32 \
-	aclfrompbits=_aclfrompbits32 \
-	aclfromtext=_aclfromtext32 \
-	aclsort=_aclsort32 \
-	acltomode=_acltomode32 \
-	acltopbits=_acltopbits32 \
-	acltotext=_acltotext32 \
-	chown=_chown32 \
-	facl=_facl32 \
-	fchown=_fchown32 \
-	fcntl=_fcntl64 \
-	fdopen=_fdopen64 \
-	fgetpos=_fgetpos64 \
-	fopen=_fopen64 \
-	freopen=_freopen64 \
-	fseeko=_fseeko64 \
-	fsetpos=_fsetpos64 \
-	fstat=_fstat64 \
-	ftello=_ftello64 \
-	ftruncate=_ftruncate64 \
-	getegid=_getegid32 \
-	geteuid=_geteuid32 \
-	getgid=_getgid32 \
-	getgrent=_getgrent32 \
-	getgrgid=_getgrgid32 \
-	getgrnam=_getgrnam32 \
-	getgroups=_getgroups32 \
-	getpwuid=_getpwuid32 \
-	getpwuid_r=_getpwuid_r32 \
-	getuid=_getuid32 \
-	initgroups=_initgroups32 \
-	lchown=_lchown32 \
-	lseek=_lseek64 \
-	lstat=_lstat64 \
-	mknod=_mknod32 \
-	mmap=_mmap64 \
-	open=_open64 \
-	setegid=_setegid32 \
-	seteuid=_seteuid32 \
-	setgid=_setgid32 \
-	setgroups=_setgroups32 \
-	setregid=_setregid32 \
-	setreuid=_setreuid32 \
-	setuid=_setuid32 \
-	stat=_stat64 \
-	tmpfile=_tmpfile64 \
-	truncate=_truncate64 \
-)
-endif
-
 #
 # per-file compilation flags
 #
@@ -544,11 +490,6 @@ exec_CFLAGS=-fno-builtin-execve
 fhandler_proc_CFLAGS=-DUSERNAME="\"$(USER)\"" -DHOSTNAME="\"$(HOSTNAME)\"" \
 		     -DGCC_VERSION="\"`$(CC) -v 2>&1 | tail -n 1`\""
 
-if !TARGET_X86_64
-# on x86, exceptions.cc must be compiled with a frame-pointer as it uses RtlCaptureContext()
-exceptions_CFLAGS=-fno-omit-frame-pointer
-endif
-
 dtable_CFLAGS=-fcheck-new
 
 #