I tried building firebird3 on linux - amd64, in order to test boolean support using svn revision #53289
It appears that the makefile tries to link both gpre_meta_boot.o and gpre/gpre_meta.o when building gpre_boot I get the following error: make[3]: Entering directory `/var/git/x86_64/firebird3/gen' g++ -march=k8 -fPIC -DPIC -pipe -O3 -s -lpthread -Wl,- rpath,/opt/firebird3/lib -Wl,-rpath,/opt/firebird3/intl /var/git/x86_64/firebird3/temp/Release/gpre/hsh.o /var/git/x86_64/firebird3/temp/Release/gpre/gpre_meta.o /var/git/x86_64/firebird3/temp/Release/gpre/jrdmet.o /var/git/x86_64/firebird3/temp/Release/gpre/cme.o /var/git/x86_64/firebird3/temp/Release/gpre/par.o /var/git/x86_64/firebird3/temp/Release/gpre/sqe.o /var/git/x86_64/firebird3/temp/Release/gpre/msc.o /var/git/x86_64/firebird3/temp/Release/gpre/c_cxx.o /var/git/x86_64/firebird3/temp/Release/gpre/exp.o /var/git/x86_64/firebird3/temp/Release/gpre/movg.o /var/git/x86_64/firebird3/temp/Release/gpre/pat.o /var/git/x86_64/firebird3/temp/Release/gpre/cmp.o /var/git/x86_64/firebird3/temp/Release/gpre/gpre.o /var/git/x86_64/firebird3/temp/Release/gpre/sql.o /var/git/x86_64/firebird3/temp/Release/gpre/int_cxx.o /var/git/x86_64/firebird3/temp/Release/gpre/cmd.o /var/git/x86_64/firebird3/temp/Release/gpre/boot/gpre_meta_boot.o /var/git/x86_64/firebird3/temp/Release/yvalve/gds.o /var/git/x86_64/firebird3/temp/Release/common.a -o /var/git/x86_64/firebird3/gen/Release/firebird/bin/gpre_boot - L/var/git/x86_64/firebird3/gen/Release/firebird/lib -lrt -latomic_ops -lm -ldl -lcurses /var/git/x86_64/firebird3/temp/Release/gpre/boot/gpre_meta_boot.o: In function `MET_database(gpre_dbb*, bool)': gpre_meta_boot.cpp:(.text+0x0): multiple definition of `MET_database(gpre_dbb*, bool)' /var/git/x86_64/firebird3/temp/Release/gpre/gpre_meta.o:gpre_meta.cpp: (.text+0x3b0): first defined here /var/git/x86_64/firebird3/temp/Release/gpre/boot/gpre_meta_boot.o: In function `MET_domain_lookup(gpre_req*, gpre_fld*, char const*)': plus lots of similar messages Regards, treeve ------------------------------------------------------------------------------ AppSumo Presents a FREE Video for the SourceForge Community by Eric Ries, the creator of the Lean Startup Methodology on "Lean Startup Secrets Revealed." This video shows you how to validate your ideas, optimize your ideas and identify your business strategy. http://p.sf.net/sfu/appsumosfdev2dev Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel