Hi, I'm wondering why ecl-config also returns "-g" and "-O2" for CFLAGS $ ecl-config --cflags -g -O2 -Dlinux -fPIC -fstrict-aliasing -I/proj/contrib/lib/ecl/h Surely it's not up to the ECL to decide on such flags? Frederik Fouvry fouvry at coli.uni-sb.de