--- /dev/null	Thu Jul 12 00:57:16 2001
+++ src/cf/solaris-dqrwlock.m4	Thu Jul 12 00:57:03 2001
@@ -0,0 +1,17 @@
+AC_DEFUN(SOLARIS_UFSVFS_HAS_DQRWLOCK, [
+AC_MSG_CHECKING(for vfs_dqrwlock in struct ufsvfs)
+AC_CACHE_VAL(ac_cv_solaris_ufsvfs_has_dqrwlock,
+[
+AC_TRY_COMPILE(
+[#define _KERNEL
+#include <sys/fs/ufs_inode.h>],
+[struct ufsvfs _ufsvfs;
+(void) _ufsvfs.vfs_dqrwlock;], 
+ac_cv_solaris_ufsvfs_has_dqrwlock=yes,
+ac_cv_solaris_ufsvfs_has_dqrwlock=no)])
+AC_MSG_RESULT($ac_cv_solaris_ufsvfs_has_dqrwlock)
+if test "$ac_cv_solaris_ufsvfs_has_dqrwlock" = "yes"; then
+  AC_DEFINE(HAVE_VFS_DQRWLOCK, 1, [define if struct ufsvfs has vfs_dqrwlock])
+fi
+])
+

--- configure.in	2001/07/11 21:00:50	1.19
+++ configure.in	2001/07/12 05:01:42
@@ -106,6 +106,7 @@
         *-solaris*)
 		MKAFS_OSTYPE=SOLARIS
                 AC_MSG_RESULT(sun4)
+		SOLARIS_UFSVFS_HAS_DQRWLOCK
                 ;;
         *-hpux*)
 		MKAFS_OSTYPE=HPUX

--- src/afs/SOLARIS/osi_inode.c	2001/07/11 16:09:34	1.8
+++ src/afs/SOLARIS/osi_inode.c	2001/07/12 05:01:42
@@ -65,11 +65,11 @@
     }
     ufsvfsp = (struct ufsvfs *)vfsp->vfs_data;
 
-#if defined(AFS_SUN57_ENV)
+#ifdef HAVE_VFS_DQRWLOCK
     rw_enter(&ufsvfsp->vfs_dqrwlock, RW_READER);
 #endif
     code = (*ufs_igetp)(vfsp, inode, &ip, credp);
-#if defined(AFS_SUN57_ENV)
+#ifdef HAVE_VFS_DQRWLOCK
     rw_exit(&ufsvfsp->vfs_dqrwlock);
 #endif
 
@@ -173,14 +173,14 @@
 
     ufsvfsp = ip->i_ufsvfs;
     rw_enter(&ip->i_rwlock, RW_WRITER);
-#if defined(AFS_SUN57_ENV)
+#ifdef HAVE_VFS_DQRWLOCK
     rw_enter(&ufsvfsp->vfs_dqrwlock, RW_READER);
 #endif
     rw_enter(&ip->i_contents, RW_WRITER);
     code = (*ufs_iallocp)(ip, near_inode, 0, &newip, credp);
     AFS_ITIMES_NOLOCK(ip);
     rw_exit(&ip->i_contents);
-#if defined(AFS_SUN57_ENV)
+#ifdef HAVE_VFS_DQRWLOCK
     rw_exit(&ufsvfsp->vfs_dqrwlock);
 #endif
     rw_exit(&ip->i_rwlock);