Fix build of shells/zsh for sparc64

The patches for the 5.9 update which works fine for clang, but not for
either base-gcc or ports-gcc. The patch to zpty.c uses #elifdef which
clang knows, but wasn't introduced to gcc until 12.x.

Better to use #elif defined, which works even on base-gcc.

ok?

(cc maintainer and last person who submitted an update)

--Kurt

Index: patches/patch-Src_Modules_zpty_c
===================================================================
RCS file: /cvs/ports/shells/zsh/patches/patch-Src_Modules_zpty_c,v
retrieving revision 1.1
diff -u -p -r1.1 patch-Src_Modules_zpty_c
--- patches/patch-Src_Modules_zpty_c 26 May 2022 07:44:43 -0000 1.1
+++ patches/patch-Src_Modules_zpty_c 30 May 2022 20:25:22 -0000
@@ -42,7 +42,7 @@ Index: Src/Modules/zpty.c
+ return 0;
+}
+
-+#elifdef USE_DEV_PTMX
++#elif defined USE_DEV_PTMX
+
#ifdef HAVE_SYS_STROPTS_H
#include <sys/stropts.h>
Index: patches/patch-configure_ac
===================================================================
RCS file: /cvs/ports/shells/zsh/patches/patch-configure_ac,v
retrieving revision 1.5
diff -u -p -r1.5 patch-configure_ac
--- patches/patch-configure_ac 26 May 2022 07:44:43 -0000 1.5
+++ patches/patch-configure_ac 30 May 2022 20:25:22 -0000
@@ -1,7 +1,7 @@
Index: configure.ac
--- configure.ac.orig
+++ configure.ac
-@@ -2401,6 +2401,37 @@ dnl ---------------
+@@ -2460,6 +2460,37 @@ dnl ---------------
zsh_CHECK_SOCKLEN_T

dnl ---------------