1 AC_DEFUN([SOLARIS_UFSVFS_HAS_DQRWLOCK], [
2 AC_CACHE_CHECK([for vfs_dqrwlock in struct ufsvfs],
3 [ac_cv_solaris_ufsvfs_has_dqrwlock],
6 #include <sys/fs/ufs_inode.h>],
7 [struct ufsvfs _ufsvfs;
8 (void) _ufsvfs.vfs_dqrwlock;],
9 [ac_cv_solaris_ufsvfs_has_dqrwlock=yes],
10 [ac_cv_solaris_ufsvfs_has_dqrwlock=no])
12 AS_IF([test "$ac_cv_solaris_ufsvfs_has_dqrwlock" = "yes"],
13 [AC_DEFINE(HAVE_VFS_DQRWLOCK, 1,
14 [define if struct ufsvfs has vfs_dqrwlock])