Installation output for eping [fail]

Installation time: 5s

'/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/chicken-install' -prefix /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo 2>&1
retrieving ...
checking platform for `eping' ...
checking dependencies for `eping' ...
install order:
("eping")
installing eping: ...
changing current directory to .
  '/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/csi' -bnq -setup-mode -e "(require-library setup-api)" -e "(import setup-api)" -e "(setup-error-handling)" -e "(extension-name-and-version '(\"eping\" \"\"))" -e "(destination-prefix \"/usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo\")" -e "(runtime-prefix \"/usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo\")" 'eping.setup'
  '/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/csc' -feature compiling-extension -setup-mode    -s -O3 -d1 eping-mod.scm -o eping.so -j eping
eping.c:93:31: warning: implicit declaration of function 'ntohs' is invalid in C99 [-Wimplicit-function-declaration]
     while (len > 1) { sum += ntohs(*p++); len -= 2; }
                              ^
1 warning generated.
  '/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/csc' -feature compiling-extension -setup-mode    -s -O3 -d0 eping.import.scm
  '/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/csc' -feature compiling-extension -setup-mode    -O3 -d1 app/eping.scm -o eping

Warning: at toplevel:
  assignment of value of type `false' to toplevel variable `count' does not match declared type `(forall (a) (procedure count ((procedure (a #!rest *) *) (list-of a) #!rest list) fixnum))'
  '/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/csc' -feature compiling-extension -setup-mode    -c -O2 -d0 -unit eping eping.scm -j eping

Error: No module definition found for import libraries to emit: eping

Error: shell command terminated with non-zero exit status 256: '/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/chicken' 'eping.scm' -output-file 'eping.c' -feature compiling-extension -setup-mode -optimize-level 2 -debug-level 0 -unit eping -emit-import-library eping

Error: shell command failed with nonzero exit status 256:

  '/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/csc' -feature compiling-extension -setup-mode    -c -O2 -d0 -unit eping eping.scm -j eping


Error: shell command terminated with nonzero exit code
17920
"'/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/csi' -bn...