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Specifies the number of concurrent builds to run.



Specifies the maximum number of projects to build at the same time.

For more information, see Multiprocessor Builds.

The following command line specifies building ConsoleApp1 (debug configuration) and ConsoleApp2 (release configuration) simultaneously:

D:\>VCBUILD /M2 ConsoleApp1\ConsoleApp1.vcproj debug ConsoleApp2\ConsoleApp2.vcproj release