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-rw-r--r--src/syssignal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/syssignal.h b/src/syssignal.h
index 04e84df1a3a..ab61d111398 100644
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -32,6 +32,7 @@ extern pthread_t main_thread;
indicate that SIGIO doesn't work by #undef-ing SIGIO. If this file
#includes <signal.h>, then that will re-#define SIGIO and confuse
things. */
+/* XXX This is not correct anymore, there is a BROKEN_SIGIO macro. */
#define SIGMASKTYPE sigset_t