This property is implemented only for MS-compatible tools on Windows.
Enable this boolean property to automatically create a module definition
.def) file with all global symbols found in the input
SHARED library on Windows. The module definition file will be
passed to the linker causing all symbols to be exported from the
For global data symbols,
__declspec(dllimport) must still be used when
compiling against the code in the
.dll. All other function symbols will
be automatically exported and imported by callers. This simplifies porting
projects to Windows by reducing the need for explicit
This property is initialized by the value of
CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS variable if it is set
when a target is created.