I want to install HGL on the Unix System underpinning MacOSX. I get the following error with the make command: [localhost:/usr/local/soe] root# make -C graphics-2.0.4/lib/x11/ system=FreeBSD gcc3 -c -I/usr/X11R6/include -I/usr/share/hugs/include X.c -o X.o ld -dylib -L/usr/X11R6/lib -lX11 X.o -o X.so gcc3 -c -I/usr/X11R6/include -I/usr/share/hugs/include Xlib.c -o Xlib.o gcc3 -c -I/usr/X11R6/include -I/usr/share/hugs/include cbits/auxiliaries.c -o cbits/auxiliaries.o ld -dylib -L/usr/X11R6/lib -lX11 Xlib.o cbits/auxiliaries.o -o Xlib.so ld: Xlib.o illegal reference to symbol: _bzero defined in indirectly referenced dynamic library /usr/lib/libSystem.B.dylib make: *** [Xlib.so] Error 1 rm cbits/auxiliaries.o Can somebody help? Thanks, Sabine Dr. Sabine Timpf GIScience Lab Department of Geography, University of Zurich Winterthurerstr. 190, CH-8057 Zurich Tel.: +41-1-6355152, Fax: +41-1-6356848 home: www.geo.unizh.ch/~timpf/