--- old/agent/make/saenv.sh	Mon Oct 19 12:10:28 2009
+++ new/agent/make/saenv.sh	Mon Oct 19 12:10:28 2009
@@ -48,8 +48,16 @@
      CPU=i386
    fi
 else
-   LD_AUDIT_32=$STARTDIR/../src/os/solaris/proc/`uname -p`/libsaproc_audit.so
-   export LD_AUDIT_32
+   # configure audit helper library if SA_ALTROOT is set
+   if [ -n "$SA_ALTROOT" ]; then
+     LD_AUDIT_32=$STARTDIR/../src/os/solaris/proc/`uname -p`/libsaproc_audit.so
+     export LD_AUDIT_32
+     if [ ! -f $LD_AUDIT_32 ]; then
+       echo "SA_ALTROOT is set and can't find libsaproc_audit.so."
+       echo "Make sure to build it with 'make natives'."
+       exit 1
+     fi
+   fi
    SA_LIBPATH=$STARTDIR/../src/os/solaris/proc/`uname -p`:$STARTDIR/solaris/`uname -p`
    OPTIONS="-Dsa.library.path=$SA_LIBPATH -Dsun.jvm.hotspot.debugger.useProcDebugger"
    CPU=sparc