[ports-gcc] Unbreak games/maelstrom

Hi!

> http://build-failures.rhaalovely.net/powerpc/2019-07-14/games/maelstrom.log
> http://build-failures.rhaalovely.net/sparc64/2019-07-11/games/maelstrom.log

This is just a redundant use of 'struct'. While here, later in the
build gcc complained about missing headers, so i added them.

Then it builds fine on macppc [0] and amd64. The runtime is good as well.

Comments/feedback are welcome!

Charlène.


[0] https://bin.charlenew.xyz/maelstrom.log


Index: Makefile
===================================================================
RCS file: /cvs/ports/games/maelstrom/Makefile,v
retrieving revision 1.12
diff -u -p -u -p -r1.12 Makefile
--- Makefile 12 Jul 2019 20:46:20 -0000 1.12
+++ Makefile 31 Jul 2019 12:54:43 -0000
@@ -4,7 +4,7 @@ COMMENT = asteroid-like game

DISTNAME = Maelstrom-3.0.6
PKGNAME = ${DISTNAME:L}
-REVISION = 3
+REVISION = 4
CATEGORIES = games x11
HOMEPAGE = http://www.devolution.com/~slouken/Maelstrom/
MASTER_SITES = ${HOMEPAGE}/src/
Index: patches/patch-Maelstrom-netd_c
===================================================================
RCS file: patches/patch-Maelstrom-netd_c
diff -N patches/patch-Maelstrom-netd_c
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ patches/patch-Maelstrom-netd_c 31 Jul 2019 12:54:43 -0000
@@ -0,0 +1,18 @@
+$OpenBSD$
+
+ports-gcc: fix warnings of implicit built-in functions
+
+Index: Maelstrom-netd.c
+--- Maelstrom-netd.c.orig
++++ Maelstrom-netd.c
+@@ -8,8 +8,10 @@
+ #include <sys/types.h>
+ #include <sys/time.h>
+ #include <sys/socket.h>
++#include <arpa/inet.h>
+ #include <netinet/in.h>
+ #include <netdb.h>
++#include <stdlib.h>
+ #include <unistd.h>
+
+ /* We wait in a loop for players to connect and tell us how many people
Index: patches/patch-buttonlist_h
===================================================================
RCS file: patches/patch-buttonlist_h
diff -N patches/patch-buttonlist_h
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ patches/patch-buttonlist_h 31 Jul 2019 12:54:43 -0000
@@ -0,0 +1,35 @@
+$OpenBSD$
+
+ports-gcc: fix redundant use of struct:
+error: using typedef-name 'ButtonList::button' after 'struct'
+
+Index: buttonlist.h
+--- buttonlist.h.orig
++++ buttonlist.h
+@@ -16,7 +16,7 @@ class ButtonList { (public)
+
+ void Add_Button(Uint16 x, Uint16 y, Uint16 width, Uint16 height,
+ void (*callback)(void)) {
+- struct button *belem;
++ button *belem;
+
+ for ( belem=&button_list; belem->next; belem=belem->next );
+ belem->next = new button;
+@@ -30,7 +30,7 @@ class ButtonList { (public)
+ }
+
+ void Activate_Button(Uint16 x, Uint16 y) {
+- struct button *belem;
++ button *belem;
+
+ for ( belem=button_list.next; belem; belem=belem->next ) {
+ if ( (x >= belem->x1) && (x <= belem->x2) &&
+@@ -42,7 +42,7 @@ class ButtonList { (public)
+ }
+
+ void Delete_Buttons(void) {
+- struct button *belem, *btemp;
++ button *belem, *btemp;
+
+ for ( belem=button_list.next; belem; ) {
+ btemp = belem;