A better approach is to defined __CONCAT locally

diff --git a/libexec/ld.so/sparc64/SYS.h b/libexec/ld.so/sparc64/SYS.h
index 403f3c4..2a226c3 100644 (file)
--- a/libexec/ld.so/sparc64/SYS.h
+++ b/libexec/ld.so/sparc64/SYS.h
@@ -1,4 +1,4 @@
-/*     $OpenBSD: SYS.h,v 1.3 2021/12/14 02:17:39 deraadt Exp $ */
+/*     $OpenBSD: SYS.h,v 1.4 2021/12/14 07:20:16 deraadt Exp $ */
 /*     $NetBSD: rtld_start.S,v 1.5 2001/08/14 22:17:48 eeh Exp $       */
 
 /*
@@ -64,11 +64,12 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <sys/cdefs.h>
 #include <sys/syscall.h>
 #include <machine/trap.h>
 #include <machine/asm.h>
 
+#define __CONCAT(x,y) x##y
+
 #define DL_SYSCALL(n)                                  \
 _ENTRY(__CONCAT(_dl_,n))                               \
        mov __CONCAT(SYS_,n) | SYSCALL_G2RFLAG, %g1     ;\