From 29ae3ed4d5b83eec43598d6cd7949bccb41c8083 Mon Sep 17 00:00:00 2001
From: Brian Callahan <bcallah@openbsd.org>
Date: Thu, 23 Feb 2023 17:19:37 -0500
Subject: [PATCH] OpenBSD has removed the syscall() function from its libc, so
 we need to use getthrid() directly in lib/bcheck.c

---
 lib/bcheck.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/bcheck.c b/lib/bcheck.c
index d5d9c4c5..b8dd1c53 100644
--- a/lib/bcheck.c
+++ b/lib/bcheck.c
@@ -225,7 +225,7 @@ typedef struct alloca_list_struct {
 #define BOUND_GET_TID(id)	id = GetCurrentThreadId()
 #elif defined(__OpenBSD__)
 #define BOUND_TID_TYPE		pid_t
-#define BOUND_GET_TID(id)	id = syscall (SYS_getthrid)
+#define BOUND_GET_TID(id)	id = getthrid()
 #elif defined(__FreeBSD__)
 #define BOUND_TID_TYPE		pid_t
 #define BOUND_GET_TID(id)	syscall (SYS_thr_self, &id)