Add libuserdefs and use in cmd/{oamuser,passwd}

@@ -442,10 +442,11 @@
 file path=usr/lib/libsldap.so.1
 file path=usr/lib/libsmbios.so.1
 file path=usr/lib/libsoftcrypto.so.1
 file path=usr/lib/libsum.so.1
 file path=usr/lib/libsys.so.1
+file path=usr/lib/libuserdefs.so.1
 $(sparc_ONLY)file path=usr/lib/libv12n.so.1
 file path=usr/lib/libvolmgt.so.1
 file path=usr/lib/libwrap.so.1.0
 file path=usr/lib/liby.so.1
 file path=usr/lib/libzoneinfo.so.1

@@ -1185,10 +1186,11 @@
 link path=usr/lib/libtsnet.so.1 target=../../lib/libtsnet.so.1
 link path=usr/lib/libtsol.so target=../../lib/libtsol.so.2
 link path=usr/lib/libtsol.so.2 target=../../lib/libtsol.so.2
 link path=usr/lib/libumem.so target=../../lib/libumem.so.1
 link path=usr/lib/libumem.so.1 target=../../lib/libumem.so.1
+link path=usr/lib/libuserdefs.so target=./libuserdefs.so.1
 link path=usr/lib/libuuid.so target=../../lib/libuuid.so.1
 link path=usr/lib/libuuid.so.1 target=../../lib/libuuid.so.1
 link path=usr/lib/libuutil.so.1 target=../../lib/libuutil.so.1
 $(sparc_ONLY)link path=usr/lib/libv12n.so target=./libv12n.so.1
 link path=usr/lib/libvolmgt.so target=./libvolmgt.so.1