Ports: Update SDL2_net's patches to use git patches

Ports/SDL2_net/patches/0001-Undefine-SIOCGIFCONF-on-serenity.patch

@@ -0,0 +1,28 @@
+From 39364e14fd4259ab6c618a228f0b06dc8b9af24b Mon Sep 17 00:00:00 2001
+From: Gunnar Beutner <gbeutner@serenityos.org>
+Date: Wed, 16 Jun 2021 11:08:32 +0200
+Subject: [PATCH 1/2] Undefine 'SIOCGIFCONF' on serenity
+
+FIXME: We don't know why yet.
+---
+ SDLnet.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/SDLnet.c b/SDLnet.c
+index 53d125a..87eab4c 100644
+--- a/SDLnet.c
++++ b/SDLnet.c
+@@ -184,6 +184,10 @@ const char *SDLNet_ResolveIP(const IPaddress *ip)
+     return inet_ntoa(in);
+ }
+ 
++#ifdef __serenity__
++#undef SIOCGIFCONF
++#endif
++
+ int SDLNet_GetLocalAddresses(IPaddress *addresses, int maxcount)
+ {
+     int count = 0;
+-- 
+2.36.1
+

Ports/SDL2_net/patches/0002-Include-sys-select.h.patch

@@ -0,0 +1,24 @@
+From 5827fd456bcd7747fca2bb4f447c59ce7886a061 Mon Sep 17 00:00:00 2001
+From: Gunnar Beutner <gbeutner@serenityos.org>
+Date: Wed, 16 Jun 2021 11:08:32 +0200
+Subject: [PATCH 2/2] Include sys/select.h
+
+---
+ SDLnetsys.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/SDLnetsys.h b/SDLnetsys.h
+index 6f6dfae..bd9139d 100644
+--- a/SDLnetsys.h
++++ b/SDLnetsys.h
+@@ -46,6 +46,7 @@ typedef int socklen_t;
+ #include <iphlpapi.h>
+ #else /* UNIX */
+ #include <sys/types.h>
++#include <sys/select.h>
+ #ifdef __FreeBSD__
+ #include <sys/socket.h>
+ #endif
+-- 
+2.36.1
+

Ports/SDL2_net/patches/ReadMe.md

@@ -0,0 +1,13 @@
+# Patches for SDL2_net on SerenityOS
+
+## `0001-Undefine-SIOCGIFCONF-on-serenity.patch`
+
+Undefine 'SIOCGIFCONF' on serenity
+
+FIXME: We don't know why yet.
+
+## `0002-Include-sys-select.h.patch`
+
+Include sys/select.h
+
+

Ports/SDL2_net/patches/ifconf.patch

@@ -1,14 +0,0 @@
-diff -Naur SDL2_net-2.0.1/SDLnet.c SDL2_net-2.0.1.serenity/SDLnet.c
---- SDL2_net-2.0.1/SDLnet.c	2016-01-03 08:57:09.000000000 +0100
-+++ SDL2_net-2.0.1.serenity/SDLnet.c	2021-06-16 10:48:32.073734588 +0200
-@@ -184,6 +184,10 @@
-     return inet_ntoa(in);
- }
- 
-+#ifdef __serenity__
-+#undef SIOCGIFCONF
-+#endif
-+
- int SDLNet_GetLocalAddresses(IPaddress *addresses, int maxcount)
- {
-     int count = 0;

Ports/SDL2_net/patches/select.patch

@@ -1,11 +0,0 @@
-diff -Naur SDL2_net-2.0.1/SDLnetsys.h SDL2_net-2.0.1.serenity/SDLnetsys.h
---- SDL2_net-2.0.1/SDLnetsys.h	2021-06-16 10:42:24.609750625 +0200
-+++ SDL2_net-2.0.1.serenity/SDLnetsys.h	2016-01-03 08:57:09.000000000 +0100
-@@ -46,6 +46,7 @@
- #include <iphlpapi.h>
- #else /* UNIX */
- #include <sys/types.h>
-+#include <sys/select.h>
- #ifdef __FreeBSD__
- #include <sys/socket.h>
- #endif