--- boost/boost_1_59_0/boost/config/platform/bsd.hpp.orig	2015-08-04 21:44:49.000000000 +1000
+++ boost/boost_1_59_0/boost/config/platform/bsd.hpp	2021-12-07 12:21:35.423069000 +1000
@@ -9,12 +9,14 @@
 
 //  generic BSD config options:
 
-#if !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined(__OpenBSD__) && !defined(__DragonFly__)
+#if !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined(__OpenBSD__) && !defined(__DragonFly__) && !defined(__BSDSUniX__)
 #error "This platform is not BSD"
 #endif
 
 #ifdef __FreeBSD__
 #define BOOST_PLATFORM "FreeBSD " BOOST_STRINGIZE(__FreeBSD__)
+#elif defined(__BSDSUniX__)
+#define BOOST_PLATFORM "BSDSUniX " BOOST_STRINGIZE(__BSDSUniX__)
 #elif defined(__NetBSD__)
 #define BOOST_PLATFORM "NetBSD " BOOST_STRINGIZE(__NetBSD__)
 #elif defined(__OpenBSD__)
@@ -28,7 +30,7 @@
 // FreeBSD has <nl_types.h> but does not
 // advertise the fact in <unistd.h>:
 //
-#if (defined(__FreeBSD__) && (__FreeBSD__ >= 3)) || defined(__DragonFly__)
+#if (defined(__FreeBSD__) && (__FreeBSD__ >= 3)) || defined(__DragonFly__) || defined(__BSDSUniX__)
 #  define BOOST_HAS_NL_TYPES_H
 #endif
 
@@ -56,7 +58,7 @@
 #endif
 
 #if !((defined(__FreeBSD__) && (__FreeBSD__ >= 5)) \
-      || (defined(__NetBSD_GCC__) && (__NetBSD_GCC__ >= 2095003)) || defined(__DragonFly__))
+      || (defined(__NetBSD_GCC__) && (__NetBSD_GCC__ >= 2095003)) || defined(__DragonFly__) || defined(__BSDSUniX__))
 #  define BOOST_NO_CWCHAR
 #endif
 //