# Find running cgroup controller
with_cgroupctrl=
AS_IF( [test -f /proc/self/cgroup],
# Find running cgroup controller
with_cgroupctrl=
AS_IF( [test -f /proc/self/cgroup],
AC_CHECK_HEADERS([linux/btrfs.h], [], [])
AC_CHECK_HEADERS([linux/memfd.h], [], [])
AC_CHECK_HEADERS([linux/btrfs.h], [], [])
AC_CHECK_HEADERS([linux/memfd.h], [], [])
+AC_CHECK_HEADERS([printf.h], [have_printf_h=yes], [have_printf_h=no])
+AS_IF([test x$have_printf_h = xyes], [
+ AC_DEFINE(HAVE_PRINTF_H, 1, [Define if printf.h was found])
+])
+
+
+
# unconditionally pull-in librt with old glibc versions
dnl AC_SEARCH_LIBS([clock_gettime], [rt], [], [])
dnl AC_SEARCH_LIBS([mq_unlink], [rt], [], [])
# unconditionally pull-in librt with old glibc versions
dnl AC_SEARCH_LIBS([clock_gettime], [rt], [], [])
dnl AC_SEARCH_LIBS([mq_unlink], [rt], [], [])