Macro condition is name of another custom UniMacro or predefined macro like MySQL, OraDirect etc. If the condition macro is defined, the current macro evaluates to what is specified in the Value property, otherwise it returns empty string.
If the condition is not specified (represents empty string), then macro always evaluates to Value.
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2