Hello. bind 9.10.x and 9.11.x fails to build if ./configure'ed --without-dlopen[1]:
libtool: compile: x86_64-pc-linux-gnu-gcc -I/var/tmp/portage/net-dns/ bind-9.11.0_p1/work/bind-9.11.0-P1 -I../.. -I./include -I../dns/include -I/var/tmp/portage/net-dns/bind-9.11.0_p1/work/bind-9.11.0-P1/lib/dns/include -I../../lib/dns/include -I/var/tmp/portage/net-dns/ bind-9.11.0_p1/work/bind-9.11.0-P1/lib/isc/include -I../../lib/isc -I../../lib/isc/include -I../../lib/isc/unix/include -I../../lib/isc/nothreads/include -I../../lib/isc/x86_32/include -I../../lib/irs/include -I../../lib/irs/include -DVERSION=\"9.11.0-P1\" -DSYSCONFDIR=\"/etc/bind\" -D_GNU_SOURCE -march=core2 -freorder-blocks-and-partition -O2 -pipe -W -Wall -Wmissing-prototypes -Wcast-qual -Wwrite-strings -Wformat -Wpointer-arith -fno-strict-aliasing -fno-delete-null-pointer-checks -c nsprobe.c -o nsprobe.o >/dev/null 2>&1 libtool: link: x86_64-pc-linux-gnu-gcc -march=core2 -freorder-blocks-and-partition -O2 -pipe -Wl,-O1 -o .libs/sample-gai .libs/sample-gai.o -Wl,--as-needed ../irs/.libs/libirs.so ../dns/.libs/libdns.so ../isccfg/.libs/libisccfg.so /var/tmp/portage/net-dns/bind-9.11.0_p1/work/bind-9.11.0-P1/lib/dns/.libs/libdns.so /var/tmp/portage/net-dns/bind-9.11.0_p1/work/bind-9.11.0-P1/lib/isccc/.libs/libisccc.so /var/tmp/portage/net-dns/bind-9.11.0_p1/work/bind-9.11.0-P1/lib/isc/.libs/libisc.so ../isc/.libs/libisc.so -lcap -lz ../dns/.libs/libdns.so: undefined reference to `dlopen' ../dns/.libs/libdns.so: undefined reference to `dlclose' ../dns/.libs/libdns.so: undefined reference to `dlerror' ../dns/.libs/libdns.so: undefined reference to `dlsym' collect2: error: ld returned 1 exit status make[2]: *** [Makefile:463: sample-gai] Error 1 This fails under lib/samples/, but the problem is with libdns.so/la itself. Failure was introduced by "merge dyndb" commit: https://source.isc.org/cgi-bin/gitweb.cgi?p=bind9.git;a=commit;h= a00f9e2f50675bd43cc6a9fe2669709162a2ccb4 lib/dns/dyndb.c has dlopen() reference, but configure still allows to disable -ldl (--without-dlopen) and thus libdns.la will be linked without -ldl. Probably correct fix will be to remove --with/without-dlopen option from ./configure. Ref: [1] https://bugs.gentoo.org/show_bug.cgi?id=600212 -- Peter.
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