%define SYS_OPENPIPE 67 ;Open a FIFO pipe pair
%define SYS_CLOSE 68 ;Close a file
%define SYS_COPYFD 69 ;Create a copy of a file handle
-%define SYS_FDCTL 70 ;Modify properties of a file descriptor
+%define SYS_FDCTL 70 ;Modify flags of a file descriptor
%define SYS_READ 71 ;Read from an open file
%define SYS_WRITE 72 ;Write to an open file
%define SYS_IOCTL 73 ;Perform an IOCtl Call