samba.mk:

-force some performance enhancing autoconf options
-run 'installscripts' so findsmb and smbtar are installed
-samba binaires were segfaulting with uclibc 0.9.29
 when not using: samba_cv_fpie=no.  Force it.

Config.in:
-create configure options for findsmb and smbtar

S91smb:
-create dir (/var/lock/subsys) that is referenced
 later in script