Convert C++ comment to C comment
diff --git a/Lib/python/pyhead.swg b/Lib/python/pyhead.swg
index b3bd39d..4ae8bbe 100644
--- a/Lib/python/pyhead.swg
+++ b/Lib/python/pyhead.swg
@@ -79,8 +79,7 @@
# define PyObject_DEL PyObject_Del
#endif
-// SWIGPY_USE_CAPSULE is no longer used within SWIG itself, but some user
-// interface files check for it.
+/* SWIGPY_USE_CAPSULE is no longer used within SWIG itself, but some user interface files check for it. */
# define SWIGPY_USE_CAPSULE
# define SWIGPY_CAPSULE_NAME ("swig_runtime_data" SWIG_RUNTIME_VERSION ".type_pointer_capsule" SWIG_TYPE_TABLE_NAME)