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dnl #
dnl # 2.6.12 API change
dnl # d_prune_aliases() helper function available.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_D_PRUNE_ALIASES],
[AC_MSG_CHECKING([whether d_prune_aliases() is available])
ZFS_LINUX_TRY_COMPILE_SYMBOL([
#include <linux/dcache.h>
], [
struct inode *ip = NULL;
d_prune_aliases(ip);
], [d_prune_aliases], [fs/dcache.c], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_D_PRUNE_ALIASES, 1,
[d_prune_aliases() is available])
], [
AC_MSG_RESULT(no)
])
])
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