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Diffstat (limited to 'libc/stdlib/ptsname.c')
-rw-r--r--libc/stdlib/ptsname.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libc/stdlib/ptsname.c b/libc/stdlib/ptsname.c
index 8580143b9..5184c8f82 100644
--- a/libc/stdlib/ptsname.c
+++ b/libc/stdlib/ptsname.c
@@ -18,6 +18,7 @@
02111-1307 USA. */
#define _ISOC99_SOURCE
+#define _GNU_SOURCE
#include <stdio.h>
#include <errno.h>
#include <paths.h>
@@ -69,6 +70,7 @@ extern const char __libc_ptyname2[] attribute_hidden;
/* Store at most BUFLEN characters of the pathname of the slave pseudo
terminal associated with the master FD is open on in BUF.
Return 0 on success, otherwise an error number. */
+libc_hidden_proto(ptsname_r)
int ptsname_r (int fd, char *buf, size_t buflen)
{
int save_errno = errno;
@@ -186,7 +188,6 @@ int ptsname_r (int fd, char *buf, size_t buflen)
errno = save_errno;
return 0;
}
-libc_hidden_proto(ptsname_r)
libc_hidden_def(ptsname_r)
/* Return the pathname of the pseudo terminal slave assoicated with