diff --git a/glpk-4.65/w64/glpk_4_65.def b/glpk-4.65/w64/glpk_4_65.def
new file mode 100644
index 0000000..9efaf9b
--- /dev/null
+++ b/glpk-4.65/w64/glpk_4_65.def
@@ -0,0 +1,234 @@
+LIBRARY glpk_4_65
+VERSION 4.65
+DESCRIPTION "GNU Linear Programming Kit"
+EXPORTS
+glp_create_prob
+glp_set_prob_name
+glp_set_obj_name
+glp_set_obj_dir
+glp_add_rows
+glp_add_cols
+glp_set_row_name
+glp_set_col_name
+glp_set_row_bnds
+glp_set_col_bnds
+glp_set_obj_coef
+glp_set_mat_row
+glp_set_mat_col
+glp_load_matrix
+glp_check_dup
+glp_sort_matrix
+glp_del_rows
+glp_del_cols
+glp_copy_prob
+glp_erase_prob
+glp_delete_prob
+glp_get_prob_name
+glp_get_obj_name
+glp_get_obj_dir
+glp_get_num_rows
+glp_get_num_cols
+glp_get_row_name
+glp_get_col_name
+glp_get_row_type
+glp_get_row_lb
+glp_get_row_ub
+glp_get_col_type
+glp_get_col_lb
+glp_get_col_ub
+glp_get_obj_coef
+glp_get_num_nz
+glp_get_mat_row
+glp_get_mat_col
+glp_create_index
+glp_find_row
+glp_find_col
+glp_delete_index
+glp_set_rii
+glp_set_sjj
+glp_get_rii
+glp_get_sjj
+glp_scale_prob
+glp_unscale_prob
+glp_set_row_stat
+glp_set_col_stat
+glp_std_basis
+glp_adv_basis
+glp_cpx_basis
+glp_simplex
+glp_exact
+glp_init_smcp
+glp_get_status
+glp_get_prim_stat
+glp_get_dual_stat
+glp_get_obj_val
+glp_get_row_stat
+glp_get_row_prim
+glp_get_row_dual
+glp_get_col_stat
+glp_get_col_prim
+glp_get_col_dual
+glp_get_unbnd_ray
+glp_get_it_cnt
+glp_set_it_cnt
+glp_interior
+glp_init_iptcp
+glp_ipt_status
+glp_ipt_obj_val
+glp_ipt_row_prim
+glp_ipt_row_dual
+glp_ipt_col_prim
+glp_ipt_col_dual
+glp_set_col_kind
+glp_get_col_kind
+glp_get_num_int
+glp_get_num_bin
+glp_intopt
+glp_init_iocp
+glp_mip_status
+glp_mip_obj_val
+glp_mip_row_val
+glp_mip_col_val
+glp_check_kkt
+glp_print_sol
+glp_read_sol
+glp_write_sol
+glp_print_ranges
+glp_print_ipt
+glp_read_ipt
+glp_write_ipt
+glp_print_mip
+glp_read_mip
+glp_write_mip
+glp_bf_exists
+glp_factorize
+glp_bf_updated
+glp_get_bfcp
+glp_set_bfcp
+glp_get_bhead
+glp_get_row_bind
+glp_get_col_bind
+glp_ftran
+glp_btran
+glp_warm_up
+glp_eval_tab_row
+glp_eval_tab_col
+glp_transform_row
+glp_transform_col
+glp_prim_rtest
+glp_dual_rtest
+glp_analyze_bound
+glp_analyze_coef
+glp_npp_alloc_wksp
+glp_npp_load_prob
+glp_npp_preprocess1
+glp_npp_build_prob
+glp_npp_postprocess
+glp_npp_obtain_sol
+glp_npp_free_wksp
+glp_ios_reason
+glp_ios_get_prob
+glp_ios_tree_size
+glp_ios_curr_node
+glp_ios_next_node
+glp_ios_prev_node
+glp_ios_up_node
+glp_ios_node_level
+glp_ios_node_bound
+glp_ios_best_node
+glp_ios_mip_gap
+glp_ios_node_data
+glp_ios_row_attr
+glp_ios_pool_size
+glp_ios_add_row
+glp_ios_del_row
+glp_ios_clear_pool
+glp_ios_can_branch
+glp_ios_branch_upon
+glp_ios_select_node
+glp_ios_heur_sol
+glp_ios_terminate
+glp_init_mpscp
+glp_read_mps
+glp_write_mps
+glp_init_cpxcp
+glp_read_lp
+glp_write_lp
+glp_read_prob
+glp_write_prob
+glp_mpl_alloc_wksp
+glp_mpl_init_rand
+glp_mpl_read_model
+glp_mpl_read_data
+glp_mpl_generate
+glp_mpl_build_prob
+glp_mpl_postsolve
+glp_mpl_free_wksp
+glp_read_cnfsat
+glp_check_cnfsat
+glp_write_cnfsat
+glp_minisat1
+glp_intfeas1
+glp_init_env
+glp_version
+glp_config
+glp_free_env
+glp_puts
+glp_printf
+glp_vprintf
+glp_term_out
+glp_term_hook
+glp_open_tee
+glp_close_tee
+glp_error_
+glp_at_error
+glp_assert_
+glp_error_hook
+glp_alloc
+glp_realloc
+glp_free
+glp_mem_limit
+glp_mem_usage
+glp_time
+glp_difftime
+glp_create_graph
+glp_set_graph_name
+glp_add_vertices
+glp_set_vertex_name
+glp_add_arc
+glp_del_vertices
+glp_del_arc
+glp_erase_graph
+glp_delete_graph
+glp_create_v_index
+glp_find_vertex
+glp_delete_v_index
+glp_read_graph
+glp_write_graph
+glp_mincost_lp
+glp_mincost_okalg
+glp_mincost_relax4
+glp_maxflow_lp
+glp_maxflow_ffalg
+glp_check_asnprob
+glp_asnprob_lp
+glp_asnprob_okalg
+glp_asnprob_hall
+glp_cpp
+glp_read_mincost
+glp_write_mincost
+glp_read_maxflow
+glp_write_maxflow
+glp_read_asnprob
+glp_write_asnprob
+glp_read_ccdata
+glp_write_ccdata
+glp_netgen
+glp_netgen_prob
+glp_gridgen
+glp_rmfgen
+glp_weak_comp
+glp_strong_comp
+glp_top_sort
+glp_wclique_exact
+;; end of file ;;
diff --git a/setup.py b/setup.py
index 2c1b5d1..16a2772 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,8 @@
 '''Install scikit-glpk bindings.'''
 
-from setuptools import find_packages, setup
-from distutils.core import Extension
+from setuptools import find_packages
+from distutils.core import Extension, setup
+from distutils.command.build_ext import build_ext as _build_ext
 import pathlib
 
 GLPK_SRC_DIR = pathlib.Path('glpk-4.65/src')
@@ -14,6 +15,15 @@ def scrape_makefile_list(filename, START_TOKEN, END_TOKEN):
         lines = _contents[sidx+len(START_TOKEN):eidx].splitlines()
         return [str(_l.replace('\\', '').strip()) for _l in lines]
 
+class build_ext(_build_ext):
+    def get_export_symbols(self, ext):
+        '''Only for generating Windows DLL.'''
+        def_file = GLPK_SRC_DIR / '../w64/glpk_4_65.def'
+        _symbols = scrape_makefile_list(def_file, 'EXPORTS\n', ';; end of file ;;')
+        print(_symbols)
+        assert False
+        return _symbols
+
 # Get sources for GLPK
 makefile = GLPK_SRC_DIR / 'Makefile.am'
 sources = scrape_makefile_list(makefile, 'libglpk_la_SOURCES = \\\n', '\n## eof ##')
@@ -26,7 +36,7 @@ def scrape_makefile_list(filename, START_TOKEN, END_TOKEN):
 
 setup(
     name='scikit-glpk',
-    version='0.1.1',
+    version='0.1.2',
     author='Nicholas McKibben',
     author_email='nicholas.bgp@gmail.com',
     url='https://github.com/mckib2/scikit-glpk',
@@ -46,4 +56,5 @@ def scrape_makefile_list(filename, START_TOKEN, END_TOKEN):
             language='c',
         )
     ],
+    cmdclass={'build_ext': build_ext},
 )