This bug comes from IB, maybe from the dawn of time (PVS-Studio).

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59158 65644016-39b1-43b1-bf79-96bc8fe82c15
Misc.

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59159 65644016-39b1-43b1-bf79-96bc8fe82c15
I don't know why this var was reintroduced, but I don't need it to build FB3.

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59160 65644016-39b1-43b1-bf79-96bc8fe82c15
Revert code as it was in FB1.5 (PVS-Studio).

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59161 65644016-39b1-43b1-bf79-96bc8fe82c15
Corrections (PVS-Studio).

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59162 65644016-39b1-43b1-bf79-96bc8fe82c15
Warnings (PVS-Studio).

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59163 65644016-39b1-43b1-bf79-96bc8fe82c15
Fixed warning by PVS-Studio

git-svn-id: svn+ssh://svn.code.sf.net/p/firebird/code/firebird/trunk@59164 65644016-39b1-43b1-bf79-96bc8fe82c15