force ffi version (#740)

Author: mensfeld

CHANGELOG.md

@@ -1,6 +1,7 @@
 # Rdkafka Changelog
 
-## 0.24.2 (2025-10-21)
+## 0.24.2 (2025-10-29)
+- [Enhancement] Force lock FFI to 1.17.1 or higher to include critical bug fixes around GCC, write barriers, and thread restarts for forks.
 - [Fix] Fix for Core dump when providing extensions to oauthbearer_set_token (dssjoblom)
 
 ## 0.24.1 (2025-10-10)

rdkafka.gemspec

@@ -67,7 +67,7 @@ Gem::Specification.new do |gem|
     gem.extensions = %w(ext/Rakefile)
   end
 
-  gem.add_dependency 'ffi', '~> 1.15'
+  gem.add_dependency 'ffi', '~> 1.17.1'
   gem.add_dependency 'json', '> 2.0'
   gem.add_dependency 'logger'
   gem.add_dependency 'mini_portile2', '~> 2.6'