Installation output for apropos [fail]

Installation time: 1s

'/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/chicken-install' -v 2>&1
checking apropos ...
checking platform for `apropos'
checking dependencies for `apropos'
install order:
("apropos")
building apropos
running script /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos/apropos.build.sh
executing: "sh /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos/apropos.build.sh"
   /usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/csc -host -D compiling-extension -J -s -regenerate-import-libraries -setup-mode -I /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos -C -I/usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos -O3 -d1 -local -no-procedure-checks -emit-types-file '/usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos/apropos-api.types' apropos-api.scm -o /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos/apropos-api.so

Error: (apropos-api.scm:770) - invalid compile-time value for named constant `KRL-OPTIONS'

Error: shell command terminated with non-zero exit status 256: '/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/chicken' 'apropos-api.scm' -output-file '/usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos/apropos-api.c' -dynamic -feature chicken-compile-shared -feature compiling-extension -emit-all-import-libraries -regenerate-import-libraries -setup-mode -include-path /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos -optimize-level 3 -debug-level 1 -local -no-procedure-checks -emit-types-file '/usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos/apropos-api.types'

Error: shell command terminated with nonzero exit code
256
"sh /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/apropos/apropos.build.sh"