dnl # dnl # Check for ioctl() dnl # AC_DEFUN([ZFS_AC_CONFIG_USER_IOCTL], [ AC_MSG_CHECKING(for ioctl()) AC_EGREP_HEADER(ioctl, unistd.h, is_unistd=yes, is_unistd=no) AC_EGREP_HEADER(ioctl, sys/ioctl.h, is_sys_ioctl=yes, is_sys_ioctl=no) AC_EGREP_HEADER(ioctl, stropts.h, is_stropts=yes, is_stropts=no) if test $is_unistd = yes; then result=unistd.h AC_DEFINE([HAVE_IOCTL_IN_UNISTD_H], 1, [Define to 1 if ioctl() defined in <unistd.h>]) else if test $is_sys_ioctl = yes; then result=sys/ioctl.h AC_DEFINE([HAVE_IOCTL_IN_SYS_IOCTL_H], 1, [Define to 1 if ioctl() defined in <sys/ioctl.h>]) elif test $is_stropts = yes; then AC_DEFINE([HAVE_IOCTL_IN_STROPTS_H], 1, result=stropts.h [Define to 1 if ioctl() defined in <stropts.h>]) else result=no fi fi if test $result = no; then AC_MSG_RESULT([no]) AC_MSG_ERROR([*** Cannot locate ioctl() definition]) else AC_MSG_RESULT(yes) fi ])