I see no such file on Solaris. From a recent Solaris 10 installation:
Code:
# find / -name \*passwd\*
/var/sadm/pkg/SUNWcsr/save/pspool/SUNWcsr/install/i.defpasswd
/var/sadm/pkg/SUNWcsr/save/pspool/SUNWcsr/install/i.passwd
/var/sadm/pkg/SUNWcsr/save/pspool/SUNWcsr/reloc/etc/default/passwd
/var/sadm/pkg/SUNWcsr/save/pspool/SUNWcsr/reloc/etc/passwd
/var/sadm/pkg/SUNWypr/save/pspool/SUNWypr/reloc/etc/default/yppasswdd
/var/svc/log/network-nis-passwd:default.log
/var/svc/manifest/network/nis/passwd.xml
/usr/bin/passwd
/usr/bin/kpasswd
/usr/bin/nispasswd
/usr/bin/yppasswd
/usr/lib/netsvc/yp/rpc.yppasswdd
/usr/lib/security/pam_passwd_auth.so
/usr/lib/security/sparcv9/pam_passwd_auth.so
/usr/lib/security/sparcv9/pam_passwd_auth.so.1
/usr/lib/security/pam_passwd_auth.so.1
/usr/lib/sparcv9/passwdutil.so.1
/usr/lib/sparcv9/llib-lpasswdutil.ln
/usr/lib/passwdutil.so.1
/usr/lib/llib-lpasswdutil
/usr/lib/llib-lpasswdutil.ln
/usr/sbin/rpc.nispasswdd
/usr/share/man/man1/kpasswd.1
/usr/share/man/man1/nispasswd.1
/usr/share/man/man1/passwd.1
/usr/share/man/man1/yppasswd.1
/usr/share/man/man1m/nispasswdd.1m
/usr/share/man/man1m/rpc.nispasswdd.1m
/usr/share/man/man1m/rpc.yppasswdd.1m
/usr/share/man/man1m/yppasswdd.1m
/usr/share/man/man5/pam_passwd_auth.5
/usr/share/man/man4/d_passwd.4
/usr/share/man/man4/passwd.4
/usr/share/man/man4/yppasswdd.4
/usr/sfw/lib/webmin/caldera/htaccess-htpasswd
/usr/sfw/lib/webmin/caldera/passwd
/usr/sfw/lib/webmin/cluster-passwd
/usr/sfw/lib/webmin/cluster-passwd/change-passwd.pl
/usr/sfw/lib/webmin/cluster-passwd/cluster-passwd-lib.pl
/usr/sfw/lib/webmin/cluster-passwd/edit_passwd.cgi
/usr/sfw/lib/webmin/cluster-passwd/save_passwd.cgi
/usr/sfw/lib/webmin/htaccess-htpasswd
/usr/sfw/lib/webmin/htaccess-htpasswd/htpasswd-file-lib.pl
/usr/sfw/lib/webmin/nis/edit_passwd.cgi
/usr/sfw/lib/webmin/nis/edit_passwd_shadow.cgi
/usr/sfw/lib/webmin/nis/edit_passwd_shadow_full.cgi
/usr/sfw/lib/webmin/nis/old_edit_passwd_shadow.cgi
/usr/sfw/lib/webmin/nis/save_passwd_shadow.cgi
/usr/sfw/lib/webmin/passwd
/usr/sfw/lib/webmin/passwd/change-passwd.pl
/usr/sfw/lib/webmin/passwd/edit_passwd.cgi
/usr/sfw/lib/webmin/passwd/passwd-lib.pl
/usr/sfw/lib/webmin/passwd/save_passwd.cgi
/usr/sfw/lib/webmin/pserver/images/passwd.gif
/usr/sfw/lib/webmin/pserver/edit_passwd.cgi
/usr/sfw/lib/webmin/pserver/list_passwd.cgi
/usr/sfw/lib/webmin/pserver/save_passwd.cgi
/usr/sfw/lib/webmin/useradmin/help/gpasswd.ca.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.es.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.fr.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.nl.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.pl.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.ru_RU.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.ru_SU.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.sv.html
/usr/sfw/lib/webmin/useradmin/help/gpasswd.zh_TW.Big5.html
/usr/sfw/bin/smbpasswd
/usr/sfw/share/man/man1/passwd.1
/usr/sfw/share/man/man3/SSL_CTX_set_default_passwd_cb_userdata.3
/usr/sfw/share/man/man3/SSL_CTX_set_default_passwd_cb.3
/usr/sfw/share/man/man1m/smbpasswd.1m
/usr/sfw/share/man/man4/smbpasswd.4
/usr/sfw/swat/help/manpages/smbpasswd.1m.html
/usr/sfw/swat/help/manpages/smbpasswd.4.html
/usr/sfw/swat/images/passwd.gif
/usr/include/rpcsvc/nispasswd.h
/usr/include/rpcsvc/nispasswd.x
/usr/include/rpcsvc/yppasswd.h
/usr/dt/config/Xpasswd
/usr/dt/config/Xpasswd2
/usr/apache/bin/htpasswd
/usr/apache/perl5/5.8.4/sun4-solaris/auto/Apache/include/os/win32/passwd.h
/usr/apache/htdocs/manual/programs/htpasswd.html.en
/usr/apache/htdocs/manual/programs/htpasswd.html.html
/usr/apache/htdocs/manual/programs/htpasswd.html.ja.jis
/usr/apache/man/man1/htpasswd.1
/usr/apache2/bin/htpasswd
/usr/apache2/man/man1/htpasswd.1
/usr/apache2/manual/programs/htpasswd.html
/usr/apache2/manual/programs/htpasswd.html.en
/usr/apache2/manual/programs/htpasswd.html.ko.euc-kr
/etc/default/passwd
/etc/default/yppasswdd
/etc/svc/volatile/network-nis-passwd:default.log
/etc/passwd
/etc/webmin/cluster-passwd
/etc/webmin/htaccess-htpasswd
/etc/webmin/passwd
/etc/opasswd
#