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-rw-r--r--src/term.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/term.c b/src/term.c
index a13959b1c3..b61667de8c 100644
--- a/src/term.c
+++ b/src/term.c
@@ -100,7 +100,7 @@ char *tgetstr(char *, char **);
// Change this to "if 1" to debug what happens with termresponse.
# if 0
# define DEBUG_TERMRESPONSE
-static void log_tr(const char *fmt, ...);
+static void log_tr(const char *fmt, ...) ATTRIBUTE_FORMAT_PRINTF(1, 2);
# define LOG_TR(msg) log_tr msg
# else
# define LOG_TR(msg) do { /**/ } while (0)