Hello all , I have some questions about the Newlib Library:. 1. Is it thread safe? 2. Is it compatible to following standards ANSI C(ISO C 99), POSIX.1c, POSIX.1j, POSIX.1d, UNIX98, XPG3,XPG4 and POSIX96 3. Can we built as shared library? 4. Is it supports Symbol versioning? Please mail me about the queries. Thanks and regards, Krishnamurthy