trace2: correct typo in technical documentation

diff --git a/compat/fileno.c b/compat/fileno.c
index 7b105f4cd71a4ea4c1ae9f537ef0fe3eea7d9dc3..8e80ef335d84ecf5ccec6c5994e684c3951cca17 100644 (file)
--- a/compat/fileno.c
+++ b/compat/fileno.c
@@ -1,4 +1,4 @@
-#define COMPAT_CODE
+#define COMPAT_CODE_FILENO
 #include "../git-compat-util.h"
 
 int git_fileno(FILE *stream)