1 files changed, 2 insertions, 4 deletions
diff --git a/setup.py b/setup.py
index 65dad252..a4f719b2 100755
--- a/setup.py
+++ b/setup.py
@@ -214,6 +214,7 @@ if WINDOWS:
             'psutil/arch/windows/process_info.c',
             'psutil/arch/windows/process_handles.c',
             'psutil/arch/windows/disk.c',
+            'psutil/arch/windows/mem.c',
             'psutil/arch/windows/net.c',
             'psutil/arch/windows/cpu.c',
             'psutil/arch/windows/security.c',
@@ -346,10 +347,7 @@ if POSIX:
             # for an explanation of Solaris /etc/release
             with open('/etc/release') as f:
                 update = re.search(r'(?<=s10s_u)[0-9]{1,2}', f.readline())
-                if update is None:
-                    return 0
-                else:
-                    return int(update.group(0))
+                return int(update.group(0)) if update else 0
 
         posix_extension.libraries.append('socket')
         if platform.release() == '5.10':