FreeSWITCH: FS-4276 - Use a POSIX compatible set of regexes to filter -arch flags in PYTHON_CFLAGS.

POSIX sed doesn't support grouping, so split the regex in two.

Reference-URL: http://jira.freeswitch.org/browse/FS-4276Signed-off-by: Stefan Knoblich <stkn@openisdn.net>

configure.in

@@ -925,7 +925,7 @@ then
 			#
 			# python distutils found, get settings from python directly
 			#
-			PYTHON_CFLAGS="`$PYTHON -c 'from distutils import sysconfig; flags = [[\"-I\" + sysconfig.get_python_inc(0), \"-I\" + sysconfig.get_python_inc(1), \" \".join(sysconfig.get_config_var(\"CFLAGS\").split())]]; print(\" \".join(flags));' | sed -e 's:-arch \(i386\|x86_64\)::g'`"
+			PYTHON_CFLAGS="`$PYTHON -c 'from distutils import sysconfig; flags = [[\"-I\" + sysconfig.get_python_inc(0), \"-I\" + sysconfig.get_python_inc(1), \" \".join(sysconfig.get_config_var(\"CFLAGS\").split())]]; print(\" \".join(flags));' | sed -e 's/-arch i386//g;s/-arch x86_64//g'`"
 			PYTHON_LDFLAGS="`$PYTHON -c 'from distutils import sysconfig; libs = sysconfig.get_config_var(\"LIBS\").split() + sysconfig.get_config_var(\"SYSLIBS\").split(); libs.append(\"-lpython\"+sysconfig.get_config_var(\"VERSION\")); print(\" \".join(libs));'`"
 			PYTHON_LIB="`$PYTHON -c 'from distutils import sysconfig; print(\"python\" + sysconfig.get_config_var(\"VERSION\"));'`"
 			PYTHON_LIBDIR="`$PYTHON -c 'from distutils import sysconfig; print(sysconfig.get_config_var(\"LIBDIR\"));'`"