checking for autogen... /bin/true
configure: WARNING:
***
*** autogen not found. Will not link against libopts.
***
checking for inline... inline
checking for ANSI C header files... (cached) yes
checking cpuid.h usability... yes
checking cpuid.h presence... yes
checking for cpuid.h... yes
checking for getrandom... no
checking for getentropy... no
checking for NETTLE... no
configure: error:
  ***
  *** Libnettle 3.1 was not found.