On my build-system without libcrypt on host the building of collectd-5.7.0 fail by building. It looks for me, as that collectd will not look during the build in the $(STAGING). It will look on the host for the need files. On my host i have no libcrypt, but it will be build as packet. The error i get will be: CCLD collectdctl CCLD collectd-tg libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_close' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_read' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_setkey' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_control' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_setkey' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_randomize' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_write' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_open' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_ctl' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_hash_buffer' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_close' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_encrypt' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_open' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_check_version' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_setiv' collect2: error: ld returned 1 exit status make[4]: *** [Makefile:4064: collectd-nagios] Error 1 make[4]: *** Waiting for unfinished jobs.... libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_close' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_read' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_setkey' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_control' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_setkey' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_randomize' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_write' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_open' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_ctl' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_hash_buffer' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_close' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_encrypt' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_open' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_check_version' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_setiv' collect2: error: ld returned 1 exit status make[4]: *** [Makefile:4072: collectdctl] Error 1 libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_close' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_read' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_setkey' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_control' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_setkey' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_randomize' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_write' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_open' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_ctl' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_hash_buffer' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_close' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_encrypt' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_md_open' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_check_version' libcollectdclient/.libs/libcollectdclient.so: undefined reference to `gcry_cipher_setiv' collect2: error: ld returned 1 exit status make[4]: *** [Makefile:4068: collectd-tg] Error 1
Thanks Roland for your bug report. This issue has been fixed in January by commit https://git.buildroot.org/buildroot/commit/package/collectd?id=01cd62a31c2e04ea9acaca9cfca527a938e40e85. Do not hesitate to let us know if you think the issue is still unresolved for you.