Fix python to build with newlib.

libraries/python/nacl-python.sh

Index: libraries/python/nacl-python.sh
diff --git a/libraries/python/nacl-python.sh b/libraries/python/nacl-python.sh
index 09ebb4a5b573edc9b9482ef3f524d635bd7fe809..302fe523927283c23226f6ccf215834f948a5cbd 100755
--- a/libraries/python/nacl-python.sh
+++ b/libraries/python/nacl-python.sh
@@ -10,15 +10,13 @@ EXECUTABLES=python.nexe
 # Currently this package only builds on linux.
 # The build relies on certain host binaries and pythong's configure
 # requires us to sett --build= as well as --host=.
-EXTRA_CONFIGURE_ARGS="--disable-ipv6 --with-suffix=.nexe --build=x86_64-linux-gnu"
-export MAKEFLAGS="PGEN=../build-nacl-host/Parser/pgen"
 HERE=$(cd "$(dirname "$BASH_SOURCE")" ; pwd)
 
 BuildHostPython() {
   ChangeDir ${NACL_PACKAGES_REPOSITORY}/${PACKAGE_DIR}
   MakeDir build-nacl-host
   ChangeDir build-nacl-host
-  LogExecute ../configure
+  CFLAGS="" LDFLAGS="" LogExecute ../configure

[Mark Seaborn, 2013/07/16 15:40:12]

Can you comment setting CFLAGS="" LDFLAGS="", please?

[Sam Clegg, 2013/07/16 16:19:16]

Done.

   LogExecute make -j${OS_JOBS} python Parser/pgen
 }
 
@@ -28,7 +26,12 @@ CustomConfigureStep() {
   # We pre-seed configure with certain results that it cannot determine
   # since we are doing a cross compile.  The $CONFIG_SITE file is sourced
   # by configure early on.
+  EXTRA_CONFIGURE_ARGS+=" --disable-ipv6"

[Mark Seaborn, 2013/07/16 15:40:12]

Should this be
EXTRA_CONFIGURE_ARGS="--disable-ipv6"
for the first arg?

[Sam Clegg, 2013/07/16 16:19:16]

Done.

+  EXTRA_CONFIGURE_ARGS+=" --with-suffix=.nexe"
+  EXTRA_CONFIGURE_ARGS+=" --build=x86_64-linux-gnu"
+  export MAKEFLAGS="PGEN=../build-nacl-host/Parser/pgen"
   export CONFIG_SITE=${HERE}/config.site
+  export LIBS="-lc -lnosys"
   DefaultConfigureStep
 }