merge revision(s) 2d1032075a4654b8b54dde96424f299f7f29f9d6:

	Stop `build_extensions` when DESTDIR set

	Try to fix `make install without root privilege` failures on snapshot CIs.

	example: https://github.com/ruby/actions/actions/runs/2315349280
	---
	 tool/rbinstall.rb | 2 +-
	 1 file changed, 1 insertion(+), 1 deletion(-)

2 files changed, 2 insertions, 2 deletions

diff --git a/tool/rbinstall.rb b/tool/rbinstall.rb
index b643fc8676..a644beedd4 100755
--- a/tool/rbinstall.rb
+++ b/tool/rbinstall.rb
@@ -899,7 +899,7 @@ module RbInstall
       RbInstall.no_write(options) {super}
     end
 
-    if RbConfig::CONFIG["LIBRUBY_RELATIVE"] == "yes" || RbConfig::CONFIG["CROSS_COMPILING"] == "yes"
+    if RbConfig::CONFIG["LIBRUBY_RELATIVE"] == "yes" || RbConfig::CONFIG["CROSS_COMPILING"] == "yes" || ENV["DESTDIR"]
       # TODO: always build extensions in bundled gems by build-ext and
       # install the built binaries.
       def build_extensions
diff --git a/version.h b/version.h
index b8964bd1be..6b4236ac55 100644
--- a/version.h
+++ b/version.h
@@ -11,7 +11,7 @@
 # define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
 #define RUBY_VERSION_TEENY 3
 #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
-#define RUBY_PATCHLEVEL 85
+#define RUBY_PATCHLEVEL 86
 
 #define RUBY_RELEASE_YEAR 2022
 #define RUBY_RELEASE_MONTH 10