Also remove netinet/in.h check

Author: Erlend E. Aasland

configure

@@ -8311,7 +8311,7 @@ sys/times.h sys/types.h sys/uio.h sys/un.h sys/utsname.h sys/wait.h pty.h \
 libutil.h sys/resource.h netpacket/packet.h sysexits.h bluetooth.h \
 linux/tipc.h linux/random.h spawn.h util.h alloca.h endian.h \
 sys/endian.h sys/sysmacros.h linux/memfd.h linux/wait.h sys/memfd.h \
-sys/mman.h sys/eventfd.h linux/soundcard.h sys/soundcard.h syslog.h netinet/in.h
+sys/mman.h sys/eventfd.h linux/soundcard.h sys/soundcard.h syslog.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"

configure.ac

@@ -2188,7 +2188,7 @@ sys/times.h sys/types.h sys/uio.h sys/un.h sys/utsname.h sys/wait.h pty.h \
 libutil.h sys/resource.h netpacket/packet.h sysexits.h bluetooth.h \
 linux/tipc.h linux/random.h spawn.h util.h alloca.h endian.h \
 sys/endian.h sys/sysmacros.h linux/memfd.h linux/wait.h sys/memfd.h \
-sys/mman.h sys/eventfd.h linux/soundcard.h sys/soundcard.h syslog.h netinet/in.h)
+sys/mman.h sys/eventfd.h linux/soundcard.h sys/soundcard.h syslog.h)
 AC_HEADER_DIRENT
 AC_HEADER_MAJOR
 

pyconfig.h.in

@@ -757,9 +757,6 @@
 /* Define to 1 if you have the <ndir.h> header file, and it defines `DIR'. */
 #undef HAVE_NDIR_H
 
-/* Define to 1 if you have the <netinet/in.h> header file. */
-#undef HAVE_NETINET_IN_H
-
 /* Define to 1 if you have the <netpacket/packet.h> header file. */
 #undef HAVE_NETPACKET_PACKET_H