* bug fixes + reduce stack size for I/O thread (Mark) + work with pkg-config >= 0.16 (James H) + check for netdb.h (Sandie Vanderme) + release lock in ORB destroy (Aivars Kalvans) + error condition fix in demarshaling (Michael) + check for sys/sockio.h (James Andrewartha) + AC_PREREQ bump (Gustavo Gama) + add threading libs to name service (Diego Petteno) ORBit2-2.12.2