`cccp` -$ -C -Dname =definition -dD -dM
-I directory -H -I- -imacros file
-include file languages -lint
-M -MD -MM -MMD -nostdinc -P -pedantic
-pedantic-errors -trigraphs -Uname
-undef warnings infile - outfile - -lang-c -lang-c++ -lang-objc -Wtrigraphs -Wcomment -Wall -Wtraditional