make clean
make travis CC=gcc
make travis CC=clang
-make travis CC=gcc CFLAGS="-m32 -g -O2" LDFLAGS="-m32" HOST="--host=i386-linux-gnu"
-make travis CC=i686-w64-mingw32-gcc HOST="--host=i686-w64-mingw32" TEST="unittest/run.exe"
+make travis CC=gcc CFLAGS="-m32 -g -O2" LDFLAGS="-m32" CONFIGURE="--host=i386-linux-gnu --with-libzstd-from-internet --with-libb2-from-internet"
+make travis CC=i686-w64-mingw32-gcc CONFIGURE="--host=i686-w64-mingw32 --with-libzstd-from-internet --with-libb2-from-internet" TEST="unittest/run.exe"
make travis CC=clang CFLAGS="-fsanitize=undefined" LDFLAGS="-fsanitize=undefined" ASAN_OPTIONS="detect_leaks=0"
make travis CC=clang CFLAGS="-fsanitize=address -g" LDFLAGS="-fsanitize=address" ASAN_OPTIONS="detect_leaks=0"
make travis CC=/usr/bin/clang TEST=analyze