krb5 commit: Remove redeclaration of ttyname() in ksu

https://github.com/krb5/krb5/commit/6ee24f97b98f9c045632b1ce0670a3eb508cb833
commit 6ee24f97b98f9c045632b1ce0670a3eb508cb833
Author: Zentaro Kavanagh <[email protected]>
Date:   Wed Nov 16 13:58:06 2016 -0800

    Remove redeclaration of ttyname() in ksu
    
    ttyname() is declared in unistd.h.  Redeclaring it causes an
    issue building with clang fortify on Chrome OS.
    
    ticket: 8518 (new)

 src/clients/ksu/main.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/clients/ksu/main.c b/src/clients/ksu/main.c
index 28342c2..7ff676c 100644
--- a/src/clients/ksu/main.c
+++ b/src/clients/ksu/main.c
@@ -932,7 +932,7 @@ int standard_shell(sh)
 
 static char * ontty()
 {
-    char *p, *ttyname();
+    char *p;
     static char buf[MAXPATHLEN + 5];
     int result;