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-rw-r--r--tool/m4/ruby_func_attribute.m47
1 files changed, 7 insertions, 0 deletions
diff --git a/tool/m4/ruby_func_attribute.m4 b/tool/m4/ruby_func_attribute.m4
new file mode 100644
index 0000000000..bce26fc16a
--- /dev/null
+++ b/tool/m4/ruby_func_attribute.m4
@@ -0,0 +1,7 @@
+dnl -*- Autoconf -*-
+dnl RUBY_FUNC_ATTRIBUTE(attrib, macroname, cachevar, condition)
+AC_DEFUN([RUBY_FUNC_ATTRIBUTE], [dnl
+ RUBY_DECL_ATTRIBUTE([$1], [$2], [$3], [$4],
+ [function], [@%:@define x int conftest_attribute_check(void)]
+ )
+])dnl