CDRIVER-2116 Skip compression builds on 32bit

Author: bjori

.evergreen/compile-unix.sh

@@ -181,6 +181,8 @@ LSAN_OPTIONS="log_pointers=true"
 case "$MARCH" in
    i386)
       CFLAGS="$CFLAGS -m32 -march=i386"
+      # We don't have the 32bit versions of these libs
+      CONFIGURE_FLAGS="$CONFIGURE_FLAGS --disable-snappy --disable-zlib"
    ;;
    s390x)
       CFLAGS="$CFLAGS -march=z196 -mtune=zEC12"