added SDF_MMAPPED flag

diff --git a/include/comedi.h b/include/comedi.h
index d97f7bdb12fa0c8b38822e17a403bf5f3e53b9af..3e38f358662ea3c2837c7e85cbd827e43a34a9d7 100644 (file)
--- a/include/comedi.h
+++ b/include/comedi.h
@@ -133,7 +133,7 @@ typedef unsigned short sampl_t;
 #define SDF_RUNNING    0x08000000      /* subdevice is acquiring data */
 #define SDF_LSAMPL     0x10000000      /* subdevice uses 32-bit samples */
 #define SDF_PACKED     0x20000000      /* subdevice can do packed DIO */
-
+#define SDF_MMAPPED    0x40000000      /* is currently mmap'ed */
 
 /* subdevice types */