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-rw-r--r--doc/guides/compile.md5
1 files changed, 2 insertions, 3 deletions
diff --git a/doc/guides/compile.md b/doc/guides/compile.md
index eba0c87ff..ef1abf88f 100644
--- a/doc/guides/compile.md
+++ b/doc/guides/compile.md
@@ -499,9 +499,8 @@ can't be disabled for the main build.
```ruby
MRuby::CrossBuild.new('minimal') do |conf|
- toolchain :gcc
-
- conf.cc.defines = %w(MRB_NO_STDIO)
+ conf.toolchain :gcc
+ conf.cc.defines << 'MRB_NO_STDIO'
end
```