--- boost_1_76_0/libs/beast/Jamfile.orig	2021-08-06 14:32:31.638952756 +0000
+++ boost_1_76_0/libs/beast/Jamfile	2021-08-06 14:33:46.080376654 +0000
@@ -129,7 +129,7 @@
     <toolset>msvc,<variant>release:<cxxflags>"/Ob2 /Oi /Ot"
     <target-os>linux:<define>_XOPEN_SOURCE=600
     <target-os>linux:<define>_GNU_SOURCE=1
-    <target-os>solaris:<define>_XOPEN_SOURCE=500
+    <target-os>solaris:<define>_XOPEN_SOURCE=600
     <target-os>solaris:<define>__EXTENSIONS__
     <target-os>solaris:<library>socket
     <target-os>solaris:<library>nsl
--- boost_1_76_0/libs/asio/test/Jamfile.v2.orig	2021-08-06 14:35:17.656275556 +0000
+++ boost_1_76_0/libs/asio/test/Jamfile.v2	2021-08-06 14:35:55.585336290 +0000
@@ -31,7 +31,7 @@
     <threading>multi
     <target-os>linux:<define>_XOPEN_SOURCE=600
     <target-os>linux:<define>_GNU_SOURCE=1
-    <target-os>solaris:<define>_XOPEN_SOURCE=500
+    <target-os>solaris:<define>_XOPEN_SOURCE=600
     <target-os>solaris:<define>__EXTENSIONS__
     <target-os>solaris:<library>socket
     <target-os>solaris:<library>nsl
--- boost_1_76_0/libs/asio/test/properties/cpp11/Jamfile.v2.orig	2021-08-06 14:35:22.528496353 +0000
+++ boost_1_76_0/libs/asio/test/properties/cpp11/Jamfile.v2	2021-08-06 14:37:21.331508220 +0000
@@ -24,7 +24,7 @@
     <threading>multi
     <target-os>linux:<define>_XOPEN_SOURCE=600
     <target-os>linux:<define>_GNU_SOURCE=1
-    <target-os>solaris:<define>_XOPEN_SOURCE=500
+    <target-os>solaris:<define>_XOPEN_SOURCE=600
     <target-os>solaris:<define>__EXTENSIONS__
     <target-os>solaris:<library>socket
     <target-os>solaris:<library>nsl
--- boost_1_76_0/libs/asio/test/properties/cpp14/Jamfile.v2.orig	2021-08-06 14:35:33.568369574 +0000
+++ boost_1_76_0/libs/asio/test/properties/cpp14/Jamfile.v2	2021-08-06 14:38:45.084557408 +0000
@@ -24,7 +24,7 @@
     <threading>multi
     <target-os>linux:<define>_XOPEN_SOURCE=600
     <target-os>linux:<define>_GNU_SOURCE=1
-    <target-os>solaris:<define>_XOPEN_SOURCE=500
+    <target-os>solaris:<define>_XOPEN_SOURCE=600
     <target-os>solaris:<define>__EXTENSIONS__
     <target-os>solaris:<library>socket
     <target-os>solaris:<library>nsl