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-rw-r--r--include/ruby/missing.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/ruby/missing.h b/include/ruby/missing.h
index a06cea2ba4..cec0d1ca76 100644
--- a/include/ruby/missing.h
+++ b/include/ruby/missing.h
@@ -252,6 +252,8 @@ explicit_bzero_by_memset_s(void *b, size_t len)
memset_s(b, len, 0, len);
}
# define explicit_bzero(b, len) explicit_bzero_by_memset_s(b, len)
+# elif defined _WIN32
+# define explicit_bzero(b, len) SecureZeroMemory(b, len)
# endif
#endif