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-rw-r--r--sysdeps/unix/sysv/linux/posix_opt.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/posix_opt.h b/sysdeps/unix/sysv/linux/posix_opt.h
index d336335fc3..c1ff431fc9 100644
--- a/sysdeps/unix/sysv/linux/posix_opt.h
+++ b/sysdeps/unix/sysv/linux/posix_opt.h
@@ -47,6 +47,12 @@ Boston, MA 02111-1307, USA.  */
 /* Setting of memory protections is supported.  */
 #define	_POSIX_MEMORY_PROTECTION	1
 
+/* Implementation supports `poll' function.  */
+#define	_POSIX_POLL	1
+
+/* Implementation supports `select' and `pselect' functions.  */
+#define	_POSIX_SELECT	1
+
 /* Only root can change owner of file.  */
 #define	_POSIX_CHOWN_RESTRICTED	1