try 32bit manylinux build

azure-pipelines.yml

@@ -22,11 +22,11 @@ jobs:
     vmImage: 'ubuntu-latest'
   steps:
   - script: |
-      echo "FROM quay.io/pypa/manylinux1_x86_64
+      echo "FROM quay.io/pypa/manylinux1_686
         COPY . /tmp/openblas
         RUN cd /tmp/openblas                                      &&  \
             COMMON_FLAGS='DYNAMIC_ARCH=1 TARGET=NEHALEM NUM_THREADS=32' && \
-            BTYPE='BINARY=64' CC=gcc && \
+            BTYPE='BINARY=32' CC=gcc && \
             make QUIET_MAKE=1 $COMMON_FLAGS $BTYPE && \
             make -C test $COMMON_FLAGS $BTYPE && \
             make -C ctest $COMMON_FLAGS $BTYPE && \