Update build-cpython.sh

Author: mayeut

docker/build_scripts/build-cpython.sh

@@ -50,7 +50,9 @@ if [ "${AUDITWHEEL_POLICY}" == "manylinux2014" ] ; then
 	export TCLTK_LIBS="-ltk8.6 -ltcl8.6"
 fi
 
-if [ "${BASE_POLICY}_${AUDITWHEEL_ARCH}" == "musllinux_armv7l" ]; then
+if [ "${BASE_POLICY}_${AUDITWHEEL_ARCH}" == "manylinux_armv7l" ]; then
+	CONFIGURE_ARGS="${CONFIGURE_ARGS} --build=armv7l-unknown-linux-gnueabihf"
+elif [ "${BASE_POLICY}_${AUDITWHEEL_ARCH}" == "musllinux_armv7l" ]; then
 	CONFIGURE_ARGS="${CONFIGURE_ARGS} --build=arm-linux-musleabihf"
 fi
 
@@ -71,6 +73,8 @@ if [ "${OPENSSL_PREFIX}" != "" ]; then
 	esac
 fi
 
+unset _PYTHON_HOST_PLATFORM
+
 # configure with hardening options only for the interpreter & stdlib C extensions
 # do not change the default for user built extension (yet?)
 ./configure \