diff --git a/acinclude.m4 b/acinclude.m4
index a661d08668..b65f11a621 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -770,7 +770,7 @@ case $AFS_SYSNAME in *_linux* | *_umlinux*)
 		  AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
 		 fi
 		 if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
-		  AC_DEFINE(LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
+		  AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
 		 fi
 		 if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
 		  AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
diff --git a/src/afs/LINUX/osi_vnodeops.c b/src/afs/LINUX/osi_vnodeops.c
index 9a266034c3..8eb12f5109 100644
--- a/src/afs/LINUX/osi_vnodeops.c
+++ b/src/afs/LINUX/osi_vnodeops.c
@@ -491,7 +491,7 @@ afs_linux_lock(struct file *fp, int cmd, struct file_lock *flp)
 #ifdef AFS_LINUX24_ENV
     if ((code == 0 || flp->fl_type == F_UNLCK) && 
         (cmd == F_SETLK || cmd == F_SETLKW)) {
-#ifdef LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
+#ifdef POSIX_LOCK_FILE_WAIT_ARG
 	code = posix_lock_file(fp, flp, 0);
 #else
 	flp->fl_flags &=~ FL_SLEEP;