In Gentoo the java alternatives are managed using jva-config (or eselect java), but because the selection is treated as a configuration the symlink to the current jvm selected is stored in /etc, particularly in the symlink /etc/java-config-2/current-system-vm which works such as /usr/lib/jvm/default. Signed-off-by: Martin Kletzander <mkletzan(a)redhat.com&gt; --- m4/guestfs-java.m4 | 1 + 1 file changed, 1 insertion(+) diff --git a/m4/guestfs-java.m4 b/m4/guestfs-java.m4 index daa5af32d8bd..1ca9912b0630 100644 --- a/m4/guestfs-java.m4 +++ b/m4/guestfs-java.m4 @@ -46,6 +46,7 @@ if test "x$with_java" != "xno"; then /usr/lib64/jvm/java \ /usr/lib/jvm/default-java \ /usr/lib/jvm/default \ + /etc/java-config-2/current-system-vm \ /usr/lib/jvm/java-8-openjdk \ /usr/lib/jvm/java-7-openjdk \ /usr/lib/jvm/java-6-openjdk