diff --git a/Lib/ctypes/test/test_loading.py b/Lib/ctypes/test/test_loading.py
index 4841034a847..28c83fd4a9d 100644
--- a/Lib/ctypes/test/test_loading.py
+++ b/Lib/ctypes/test/test_loading.py
@@ -9,18 +9,10 @@
     libc_name = "msvcrt"
 elif os.name == "ce":
     libc_name = "coredll"
-elif sys.platform == "darwin":
-    libc_name = "libc.dylib"
 elif sys.platform == "cygwin":
     libc_name = "cygwin1.dll"
 else:
-    for line in os.popen("ldd %s" % sys.executable):
-        if "libc.so" in line:
-            if sys.platform.startswith("openbsd3"):
-                libc_name = line.split()[4]
-            else:
-                libc_name = line.split()[2]
-            break
+    libc_name = find_library("c")
 
 if is_resource_enabled("printing"):
     print "libc_name is", libc_name