ceil, trunc, round: Fix gcc warnings.

[pspp] / lib / ttyname_r.c

diff --git a/lib/ttyname_r.c b/lib/ttyname_r.c
index 5b59547cad84333b6d4cf908464fc8a321e25b16..1836415acee4646bb9fd5bc6dc10d8938b895b14 100644 (file)
--- a/lib/ttyname_r.c
+++ b/lib/ttyname_r.c
@@ -32,8 +32,9 @@ ttyname_r (int fd, char *buf, size_t buflen)
   /* When ttyname_r exists, use it.  */
 #if HAVE_TTYNAME_R
   /* This code is multithread-safe.  */
-  /* On Solaris, ttyname_r always fails if buflen < 128.  So provide a buffer
-     that is large enough.  */
+  /* On Solaris, ttyname_r always fails if buflen < 128.  On OSF/1 5.1,
+     ttyname_r ignores the buffer size and assumes the buffer is large enough.
+     So provide a buffer that is large enough.  */
   char largerbuf[512];
 # if HAVE_POSIXDECL_TTYNAME_R
   int err =