BLD: add lib depends pandas-dev#1945

Author: wesm

setup.py

@@ -375,8 +375,11 @@ def srcpath(name=None, suffix='.pyx', subdir='src'):
                       include_dirs=[np.get_include()],
                       )
 
+lib_depends = tseries_depends + ['pandas/src/numpy_helper.h',
+                                 'pandas/src/datetime/np_datetime.h',
+                                 'pandas/src/datetime/np_datetime_strings.h']
 lib_ext = Extension('pandas.lib',
-                    depends=tseries_depends + ['pandas/src/numpy_helper.h'],
+                    depends=lib_depends,
                     sources=[srcpath('tseries', suffix=suffix),
                              'pandas/src/datetime/np_datetime.c',
                              'pandas/src/datetime/np_datetime_strings.c'],