Am Fr., 20. Dez. 2019 um 18:05 Uhr schrieb Mahmood Naderan <mahmood.nt at gmail.com>: > --extra-cflags=-I<dir1>,-I<dir2> > is not correct. The correct syntax is > --extra-cflags=-I<dir1> --extra-cflags= -I<dir2> or simpler: --extra-cflags='-Idir1 -Idir2' Please do not top-post here, Carl Eugen