[...]
gmake[1]: Leaving directory '/usr/pkgsrc/lang/chicken5-boot/work.NetBSD-10.1-powerpc/chicken-5.4.0'
"/usr/pkg/bin/gmake" PLATFORM=bsd PREFIX=/nowhere CONFIG= \
  CHICKEN=./chicken-boot-stage1 PROGRAM_SUFFIX=-boot \
  STATICBUILD=1 C_COMPILER_OPTIMIZATION_OPTIONS="-Os -fomit-frame-pointer" \
  touchfiles chicken-boot confclean
gmake[1]: Entering directory '/usr/pkgsrc/lang/chicken5-boot/work.NetBSD-10.1-powerpc/chicken-5.4.0'
touch *.scm
./chicken-boot-stage1  library.scm -optimize-level 2 -include-path . -include-path ./ -inline -ignore-repository -feature chicken-bootstrap -no-warnings -specialize -consult-types-file ./types.db  -explicit-use -no-trace -output-file library.c \
-no-module-registration \
-emit-import-library chicken.bitwise \
-emit-import-library chicken.blob \
-emit-import-library chicken.fixnum \
-emit-import-library chicken.flonum \
-emit-import-library chicken.gc \
-emit-import-library chicken.keyword \
-emit-import-library chicken.platform \
-emit-import-library chicken.plist \
-emit-import-library chicken.process-context
/bin/sh: Cannot execute ELF binary ./chicken-boot-stage1
gmake[1]: *** [rules.make:819: library.c] Error 2
gmake[1]: Leaving directory '/usr/pkgsrc/lang/chicken5-boot/work.NetBSD-10.1-powerpc/chicken-5.4.0'
gmake: *** [rules.make:1039: boot-chicken] Error 2
*** Error code 2

Stop.
make[1]: stopped in /usr/pkgsrc/lang/chicken5-boot
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/lang/chicken5-boot