emulators/wine: Unbreak WoW64

This is an excerpt of 1f07ec6 by Alex S <iwtcex@gmail.com> for
emulators/wine-proton.

PR:		275677

emulators/wine/Makefile

@@ -1,5 +1,6 @@
 PORTNAME=	wine
 DISTVERSION=	8.0.2
+PORTREVISION=	1
 PORTEPOCH=	1
 CATEGORIES=	emulators
 MASTER_SITES=	https://dl.winehq.org/wine/source/8.0/

emulators/wine/files/patch-dlls_ntdll_unix_loader.c

@@ -0,0 +1,24 @@
+--- dlls/ntdll/unix/loader.c.orig	2023-07-19 15:29:22 UTC
++++ dlls/ntdll/unix/loader.c
+@@ -694,6 +694,21 @@ static NTSTATUS loader_exec( char **argv, WORD machine
+ {
+     if (machine != current_machine)
+     {
++        char* wineserver_path = getenv("WINESERVER");
++        if (wineserver_path != NULL && wineserver_path[0] == '/') {
++            char* s = remove_tail(wineserver_path, "server");
++            if (s != NULL) {
++                if (machine == IMAGE_FILE_MACHINE_AMD64) {
++                    argv[1] = malloc(strlen(s) + 3);
++                    strcpy(argv[1], s);
++                    strcat(argv[1], "64");
++                } else {
++                    argv[1] = s;
++                }
++                preloader_exec(argv);
++            }
++        }
++
+         if (machine == IMAGE_FILE_MACHINE_AMD64)  /* try the 64-bit loader */
+         {
+             size_t len = strlen(wineloader);

emulators/wine/files/wine.sh

@@ -2,9 +2,16 @@
 
 TARGET="$(realpath "$0")"
 
-if [ -z "$WINESERVER" ] && [ -f "${TARGET}server32" ]
+if [ -z "$WINESERVER" ]
 then
-  export WINESERVER="${TARGET}server32"
+  if [ -f "${TARGET%/*}/wineserver" ]
+  then
+    export WINESERVER="${TARGET%/*}/wineserver"
+  fi
+  if [ -f "${TARGET%/*}/wineserver32" ]
+  then
+    export WINESERVER="${TARGET%/*}/wineserver32"
+  fi
 fi
 
 # Workaround for https://bugs.winehq.org/show_bug.cgi?id=50257