尝试使用 Kerl 在 OpenBSD 5.6 上构建 Erlang 17.3，但此崩溃并出现错误：
=== Entering application erl_interface
gmake[3]: Entering directory '/home/motiv/.kerl/builds/v17.3/otp_src_17.3/lib/erl_interface/src'
MAKE opt
gmake[4]: Entering directory '/home/motiv/.kerl/builds/v17.3/otp_src_17.3/lib/erl_interface/src'
x86_64-unknown-openbsd5.6/Makefile:39: amd64-unknown-openbsd5.6/eidefs.mk: No such file or directory
gmake[4]: *** No rule to make target 'amd64-unknown-openbsd5.6/eidefs.mk'. Stop.
gmake[4]: Leaving directory '/home/motiv/.kerl/builds/v17.3/otp_src_17.3/lib/erl_interface/src'
Makefile:29: recipe for target 'opt' failed
gmake[3]: *** [opt] Error 2
gmake[3]: Leaving directory '/home/motiv/.kerl/builds/v17.3/otp_src_17.3/lib/erl_interface/src'
/home/motiv/.kerl/builds/v17.3/otp_src_17.3/make/otp_subdir.mk:28: recipe for target 'opt' failed
gmake[2]: *** [opt] Error 2
gmake[2]: Leaving directory '/home/motiv/.kerl/builds/v17.3/otp_src_17.3/lib/erl_interface'
/home/motiv/.kerl/builds/v17.3/otp_src_17.3/make/otp_subdir.mk:28: recipe for target 'opt' failed
gmake[1]: *** [opt] Error 2
gmake[1]: Leaving directory '/home/motiv/.kerl/builds/v17.3/otp_src_17.3/lib'
Makefile:451: recipe for target 'libs' failed
gmake: *** [libs] Error 2
有知道什么修复这个错误吗？