Fix compile error

mrkn · mrkn · commit ad5214392a4b · 2017-09-07T00:25:09.000+09:00
diff --git a/ext/pycall/pycall.c b/ext/pycall/pycall.c
@@ -726,6 +726,7 @@ pycall_libpython_helpers_m_compare(VALUE mod, VALUE op, VALUE pyptr_a, VALUE pyp
 }
 
 static int is_pyobject_wrapper(VALUE obj);
+static PyObject * pycall_pyobject_wrapper_get_pyobj_ptr(VALUE obj);
 
 VALUE
 pycall_getattr_default(VALUE obj, char const *name, VALUE default_value)

Original file line number	Diff line number	Diff line change
`@@ -726,6 +726,7 @@ pycall_libpython_helpers_m_compare(VALUE mod, VALUE op, VALUE pyptr_a, VALUE pyp`
`726`	`726`	`}`
`727`	`727`
`728`	`728`	`static int is_pyobject_wrapper(VALUE obj);`
	`729`	`+static PyObject * pycall_pyobject_wrapper_get_pyobj_ptr(VALUE obj);`
`729`	`730`
`730`	`731`	`VALUE`
`731`	`732`	`pycall_getattr_default(VALUE obj, char const *name, VALUE default_value)`