Merge pull request yidao620c#133 from kigawas/master

yidao620c · web-flow · commit c25b8f6b5402 · 2016-09-08T20:31:18.000+08:00
Update p15_c_extensions.rst
diff --git a/source/chapters/p15_c_extensions.rst b/source/chapters/p15_c_extensions.rst
@@ -12,7 +12,7 @@
 
 这里是我们将在大部分秘籍中工作的代码：
 
-::
+.. code-block:: c
 
     /* sample.c */_method
     #include <math.h>
