make[4]: Entering directory `/home/mkoch/Debian/packages/classspath/classpath-0.98/native/jni/native-lib' /bin/bash ../../../libtool --tag=CC --mode=compile gcc-4.4 -DHAVE_CONFIG_H -I. -I../../../include -I../../../include -I../../../native/jni/classpath -I../../../native/jni/native-lib -I/usr/include/xulrunner-1.9/unstable -W -Wall -Wmissing-declarations -Wwrite-strings -Wmissing-prototypes -Wno-long-long -Wstrict-prototypes -pedantic -Werror -fexceptions -fasynchronous-unwind-tables -g -O2 -c -o cpnet.lo cpnet.c mkdir .libs gcc-4.4 -DHAVE_CONFIG_H -I. -I../../../include -I../../../include -I../../../native/jni/classpath -I../../../native/jni/native-lib -I/usr/include/xulrunner-1.9/unstable -W -Wall -Wmissing-declarations -Wwrite-strings -Wmissing-prototypes -Wno-long-long -Wstrict-prototypes -pedantic -Werror -fexceptions -fasynchronous-unwind-tables -g -O2 -c cpnet.c -fPIC -DPIC -o .libs/cpnet.o cc1: warnings being treated as errors cpnet.c: In function ‘cpnet_addMembership’: cpnet.c:583: error: dereferencing type-punned pointer will break strict-aliasing rules cpnet.c: In function ‘cpnet_dropMembership’: cpnet.c:598: error: dereferencing type-punned pointer will break strict-aliasing rules make[4]: *** [cpnet.lo] Fehler 1