--- a/Lib/ctypes/util.py
+++ b/Lib/ctypes/util.py
@@ -223,6 +223,7 @@ elif os.name == "posix":
                 'sparc64-64': 'libc6,64bit',
                 's390x-64': 'libc6,64bit',
                 'ia64-64': 'libc6,IA-64',
+                'armv7l-32': 'libc0',
                 }
             abi_type = mach_map.get(machine, 'libc6')