Turn off C Preprocessor Listing
Turn off C Preprocessor Listing

When rebuilding just a single source file, the preprocessor listing for
every source file was rebuild, making building take much longer than
it should.  This patch turns off C Preprocessor Listing to increase
build speed.

sg-/DAPLink,sg-/DAPLink,google/DAPLink-port,google/DAPLink-port,sg-/DAPLink,google/DAPLink-port,google/DAPLink-port