From b57c7be6a98a4739569f5ddc45095c8c59fa7512 Mon Sep 17 00:00:00 2001
From: Peter Zhu <peter@peterzhu.ca>
Date: Tue, 4 May 2021 21:29:20 +0000
Subject: [PATCH] Fix compilation errors for c99

ENUM_OVER_INT is sometimes not defined. Use #ifdef instead if #if.
---
 include/ruby/internal/fl_type.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/ruby/internal/fl_type.h b/include/ruby/internal/fl_type.h
index 4696bfe2d3..1d570c4743 100644
--- a/include/ruby/internal/fl_type.h
+++ b/include/ruby/internal/fl_type.h
@@ -217,7 +217,7 @@ ruby_fl_type {
     RBIMPL_FL_USER_N(16),
     RBIMPL_FL_USER_N(17),
     RBIMPL_FL_USER_N(18),
-#if ENUM_OVER_INT
+#ifdef ENUM_OVER_INT
     RBIMPL_FL_USER_N(19),
 #else
 # define RUBY_FL_USER19 (RBIMPL_VALUE_ONE<<(RUBY_FL_USHIFT+19))