fix warnings

source/s3_client.c

@@ -7,11 +7,12 @@
 #include "auth.h"
 #include "io.h"
 #include <aws/s3/s3_client.h>
-#include <aws/s3/s3_platform_info.h>
+#include <aws/s3/s3_compute_platform_info.h>
 
 static const char *s_capsule_name_s3_client = "aws_s3_client";
 
 PyObject *aws_py_s3_is_env_ec2(PyObject *self, PyObject *args) {
+    (void)self;
     (void)args;
 
     /* This will grab the metadata s3 knows about. In the case this is Amazon EC2, the instance
@@ -26,7 +27,8 @@ PyObject *aws_py_s3_is_env_ec2(PyObject *self, PyObject *args) {
 }
 
 PyObject *aws_py_s3_get_ec2_instance_type(PyObject *self, PyObject *args) {
-    (void *)args;
+    (void)self;
+    (void)args;
 
     const struct aws_s3_compute_platform_info *compute_info = aws_s3_current_compute_platform_info();
 
@@ -39,7 +41,8 @@ PyObject *aws_py_s3_get_ec2_instance_type(PyObject *self, PyObject *args) {
 }
 
 PyObject *aws_py_s3_is_crt_s3_optimized_for_system(PyObject *self, PyObject *args) {
-    (void *)args;
+    (void)self;
+    (void)args;
 
     const struct aws_s3_compute_platform_info *compute_info = aws_s3_current_compute_platform_info();