Use "void" for empty argument list in declarations

In C, an empty argument list in a declaration means that the function
can accept any arguments. Use "void" instead, it means "no arguments".

C++ treats void and empty list as "no arguments".

1 files changed, 1 insertions, 1 deletions

diff --git a/sesman/session.c b/sesman/session.c
index 4e51867f..cf6f45c4 100644
--- a/sesman/session.c
+++ b/sesman/session.c
@@ -997,7 +997,7 @@ session_kill(int pid)
 
 /******************************************************************************/
 void DEFAULT_CC
-session_sigkill_all()
+session_sigkill_all(void)
 {
     struct session_chain *tmp;