1 files changed, 2 insertions, 0 deletions
diff --git a/toc.c b/toc.c
index dfa2877..d62c111 100644
--- a/toc.c
+++ b/toc.c
@@ -24,8 +24,10 @@
 #define this this_
 #define export export_
 #elif __STDC_VERSION__ < 199901
+#ifndef inline
 #define inline
 #endif
+#endif
 
 #if __STDC_VERSION__ >= 201112
 #define possibly_static_assert(cond) static_assert(cond, "Assertion " #cond " failed.")