merge revision(s) 2b6fc9ea7212543a1be26768403f59c7a759b5ea: [Backport #21092]

	[Bug #21092] Fallback variables after execonf has done

	When reading from a dummy makefile, the global variables initialized
	in `init_mkmf` may not be overridden.
	---
	 ext/extmk.rb | 6 +++---
	 1 file changed, 3 insertions(+), 3 deletions(-)

1 files changed, 1 insertions, 1 deletions

diff --git a/version.h b/version.h
index 61ce81fb09..fb18d49e35 100644
--- a/version.h
+++ b/version.h
@@ -11,7 +11,7 @@
 # define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
 #define RUBY_VERSION_TEENY 7
 #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
-#define RUBY_PATCHLEVEL 253
+#define RUBY_PATCHLEVEL 254
 
 #include "ruby/version.h"
 #include "ruby/internal/abi.h"