3 files changed, 6 insertions, 10 deletions
diff --git a/login/grantpt.c b/login/grantpt.c
index eb48342bbd..d90c757bd5 100644
--- a/login/grantpt.c
+++ b/login/grantpt.c
@@ -23,8 +23,7 @@
    with the slave to the calling process, and set its group and
    mode appropriately.  Note that this is an unprivileged operation. */
 int
-grantpt (fd)
-     int fd __attribute__ ((unused));
+grantpt (int fd __attribute__ ((unused)))
 {
   __set_errno (ENOSYS);
   return -1;
diff --git a/login/ptsname.c b/login/ptsname.c
index 9536b05698..4fe138d5b0 100644
--- a/login/ptsname.c
+++ b/login/ptsname.c
@@ -24,18 +24,16 @@
    of the associated slave. */
 
 char *
-ptsname (fd)
-     int fd __attribute__ ((unused));
+ptsname (int fd __attribute__ ((unused)))
 {
   __set_errno (ENOSYS);
   return NULL;
 }
 
 int
-__ptsname_r (fd, buf, len)
-     int fd __attribute__ ((unused));
-     char *buf __attribute__ ((unused));
-     size_t len __attribute__ ((unused));
+__ptsname_r (int fd __attribute__ ((unused)),
+	     char *buf __attribute__ ((unused)),
+	     size_t len __attribute__ ((unused)))
 {
   __set_errno (ENOSYS);
   return ENOSYS;
diff --git a/login/unlockpt.c b/login/unlockpt.c
index 1f3111e72e..595c3f4efd 100644
--- a/login/unlockpt.c
+++ b/login/unlockpt.c
@@ -23,8 +23,7 @@
    the slave can be opened.  This is to avoid a race between opening the
    master and calling grantpt() to take possession of the slave. */
 int
-unlockpt (fd)
-     int fd __attribute__ ((unused));
+unlockpt (int fd __attribute__ ((unused)))
 {
   __set_errno (ENOSYS);
   return -1;