Fix some warnings produced by different compilers. (GH-5593) (GH-5600)

(cherry picked from commit bfe4fd5f2e96e72eecb5b8a0c7df0ac1689f3b7e)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index 474c1c9..7fc3d87 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -4867,7 +4867,9 @@
             if (type == -1) {
                 int tmp;
                 socklen_t slen = sizeof(tmp);
-                if (getsockopt(fd, SOL_SOCKET, SO_TYPE, &tmp, &slen) == 0) {
+                if (getsockopt(fd, SOL_SOCKET, SO_TYPE,
+                               (void *)&tmp, &slen) == 0)
+                {
                     type = tmp;
                 } else {
 #ifdef MS_WINDOWS
@@ -4885,7 +4887,9 @@
             if (proto == -1) {
                 int tmp;
                 socklen_t slen = sizeof(tmp);
-                if (getsockopt(fd, SOL_SOCKET, SO_PROTOCOL, &tmp, &slen) == 0) {
+                if (getsockopt(fd, SOL_SOCKET, SO_PROTOCOL,
+                               (void *)&tmp, &slen) == 0)
+                {
                     proto = tmp;
                 } else {
 #ifdef MS_WINDOWS