diff -r 549d9463c339 Modules/termios.c
--- a/Modules/termios.c	Tue Oct 04 18:24:41 2016 +0300
+++ b/Modules/termios.c	Wed Oct 05 10:36:09 2016 -0700
@@ -605,6 +605,39 @@
 #ifdef B460800
     {"B460800", B460800},
 #endif
+#ifdef B500000
+    {"B500000", B500000},
+#endif
+#ifdef B576000
+    { "B576000", B576000},
+#endif
+#ifdef B921600
+    { "B921600", B921600},
+#endif
+#ifdef B1000000
+    { "B1000000", B1000000},
+#endif
+#ifdef B1152000
+    { "B1152000", B1152000},
+#endif
+#ifdef B1500000
+    { "B1500000", B1500000},
+#endif
+#ifdef B2000000
+    { "B2000000", B2000000},
+#endif
+#ifdef B2500000
+    { "B2500000", B2500000},
+#endif
+#ifdef B3000000
+    { "B3000000", B3000000},
+#endif
+#ifdef B3500000
+    { "B3500000", B3500000},
+#endif
+#ifdef B4000000
+    { "B4000000", B4000000},
+#endif
 #ifdef CBAUD
     {"CBAUD", CBAUD},
 #endif