when compiled with ../chicken/chicken -explicit-use test.scm

$ ./hello 
[panic] `##sys#error-hook' is not defined - the `library' unit was probably not linked with this executable - execution terminated

test.scm:6: fac
test.scm:4: fac
test.scm:4: fac
test.scm:4: fac
test.scm:4: fac
test.scm:4: fac
test.scm:4: fac
test.scm:4: fac
test.scm:4: fac
test.scm:4: fac
test.scm:4: fac
test.scm:6: write 	<--



-----------------------------------------------


$ ../chicken/chicken test.scm
alendvai@lelap-debian:~/workspace/castles$ gcc -static -fomit-frame-pointer runtime.c library.c eval.c extras.c expand.c test.c -o hello -lm
/tmp/ccveKTmO.o: In function `C_extras_toplevel':
extras.c:(.text+0x2b5c): undefined reference to `C_data_2dstructures_toplevel'
/tmp/ccveKTmO.o: In function `f_762':
extras.c:(.text+0x2c4f): undefined reference to `C_ports_toplevel'
collect2: ld returned 1 exit status