--cflags=FLAGS Compiler flags (such as -O)
--cpp=PROG C preprocessor to use (e.g. /usr/ccs/lib/cpp or cc -E)
--cppflags=FLAGS C preprocessor flags (e.g. -I/foo or -Dfoo=bar)
--cflags=FLAGS Compiler flags (such as -O)
--cpp=PROG C preprocessor to use (e.g. /usr/ccs/lib/cpp or cc -E)
--cppflags=FLAGS C preprocessor flags (e.g. -I/foo or -Dfoo=bar)