Update comment info on macros needed for snprintf().

[plomrogue] / src / server / io.c

diff --git a/src/server/io.c b/src/server/io.c
index a89f1212c78f33200163a8bd1af7fb2a0339838a..485313a4bff954f0da115d30ff12061af993f32b 100644 (file)
--- a/src/server/io.c
+++ b/src/server/io.c
@@ -1,6 +1,6 @@
 /* src/server/io.c */
 
-#define _POSIX_C_SOURCE 200112L
+#define _POSIX_C_SOURCE 200112L /* snrpintf() */
 #include "io.h"
 #include <errno.h> /* global errno */
 #include <limits.h> /* PIPE_BUF */