$OpenBSD: patch-source_include_platform_aclinux_h,v 1.4 2019/03/06 15:40:56 sthen Exp $
Index: source/include/platform/aclinux.h
--- source/include/platform/aclinux.h.orig
+++ source/include/platform/aclinux.h
@@ -168,6 +168,10 @@
 #define ACPI_USE_DO_WHILE_0
 #define ACPI_IGNORE_PACKAGE_RESOLUTION_ERRORS
 
+#ifdef __OpenBSD__
+#define ACPI_USE_ALTERNATE_TIMEOUT
+#endif
+
 
 #ifdef __KERNEL__
 
