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-rw-r--r--include/mruby.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/mruby.h b/include/mruby.h
index af7503375..2fd075112 100644
--- a/include/mruby.h
+++ b/include/mruby.h
@@ -76,6 +76,7 @@
#include <mruby/version.h>
#ifndef MRB_WITHOUT_FLOAT
+#include <float.h>
#ifndef FLT_EPSILON
#define FLT_EPSILON (1.19209290e-07f)
#endif