Installation output for pyffi [fail]

Installation time: 1s

'/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/bin/chicken-install' -v 2>&1
checking pyffi ...
checking platform for `pyffi'
checking dependencies for `pyffi'
install order:
("pyffi")
building pyffi
running script /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/pyffi/pyffi.build.sh
executing: "sh /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/pyffi/pyffi.build.sh"
   /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/pyffi/build.sh -host -D compiling-extension -J -s -regenerate-import-libraries -setup-mode -I /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/pyffi -C -I/usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/pyffi -d2 -O0 pyffi.scm -o /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/pyffi/pyffi.so
clang  -I/System/Library/Frameworks/Python.framework/Headers -fno-strict-aliasing -fwrapv -DHAVE_CHICKEN_CONFIG_H -DC_ENABLE_PTABLES -Os -fomit-frame-pointer '/tmp/tempdda3.70780.c' -o '/tmp/tempdda3.70780.o' -L/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/lib -framework Python -lm -lpthread ...
/tmp/tempdda3.70780.c:1:10: fatal error: 'Python.h' file not found
#include <Python.h>
         ^~~~~~~~~~
1 error generated.
failed.
clang  -I/usr/include/python2.7 -fno-strict-aliasing -fwrapv -DHAVE_CHICKEN_CONFIG_H -DC_ENABLE_PTABLES -Os -fomit-frame-pointer '/tmp/temp4d4b.70780.c' -o '/tmp/temp4d4b.70780.o' -L/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/lib -lpython2.7 -lm -lpthread ...
/tmp/temp4d4b.70780.c:1:10: fatal error: 'Python.h' file not found
#include <Python.h>
         ^~~~~~~~~~
1 error generated.
failed.
clang  -I/usr/include/python2.6 -fno-strict-aliasing -fwrapv -DHAVE_CHICKEN_CONFIG_H -DC_ENABLE_PTABLES -Os -fomit-frame-pointer '/tmp/temp4337.70780.c' -o '/tmp/temp4337.70780.o' -L/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/lib -lpython2.6 -lm -lpthread ...
/tmp/temp4337.70780.c:1:10: fatal error: 'Python.h' file not found
#include <Python.h>
         ^~~~~~~~~~
1 error generated.
failed.
clang   -fno-strict-aliasing -fwrapv -DHAVE_CHICKEN_CONFIG_H -DC_ENABLE_PTABLES -Os -fomit-frame-pointer '/tmp/tempd2c6.70780.c' -o '/tmp/tempd2c6.70780.o' -L/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/lib -lpython27 -lm -lpthread ...
/tmp/tempd2c6.70780.c:1:10: fatal error: 'Python.h' file not found
#include <Python.h>
         ^~~~~~~~~~
1 error generated.
failed.
clang   -fno-strict-aliasing -fwrapv -DHAVE_CHICKEN_CONFIG_H -DC_ENABLE_PTABLES -Os -fomit-frame-pointer '/tmp/temp842c.70780.c' -o '/tmp/temp842c.70780.o' -L/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/lib -lpython26 -lm -lpthread ...
/tmp/temp842c.70780.c:1:10: fatal error: 'Python.h' file not found
#include <Python.h>
         ^~~~~~~~~~
1 error generated.
failed.
clang  -I/usr/include/python -fno-strict-aliasing -fwrapv -DHAVE_CHICKEN_CONFIG_H -DC_ENABLE_PTABLES -Os -fomit-frame-pointer '/tmp/temp135.70780.c' -o '/tmp/temp135.70780.o' -L/usr/home/chicken/salmonella/build/salmonella-run-publish/chicken/lib -lpython -lm -lpthread ...
/tmp/temp135.70780.c:1:10: fatal error: 'Python.h' file not found
#include <Python.h>
         ^~~~~~~~~~
1 error generated.
failed.

Error: unable to figure out location of Python

	Call history:

	<eval>	  (##sys#call-with-values (##core#lambda () (python-try-compile150 "<Python.h>" "" "-lpython26")) (##c...
	<eval>	  (python-try-compile150 "<Python.h>" "" "-lpython26")
	<eval>	  [python-try-compile] (try-compile (string-append "#include " header "\n" "int main() { Py_Initialize(); return 0; }\n") #...
	<eval>	  [python-try-compile] (string-append "#include " header "\n" "int main() { Py_Initialize(); return 0; }\n")
	<eval>	  (k159 (##core#lambda () (##sys#apply ##sys#values args160)))
	<eval>	  (##sys#apply ##sys#values args160)
	<eval>	  ((call-with-current-continuation139 (##core#lambda (k137) (chicken.condition#with-exception-handler ...
	<eval>	  (call-with-current-continuation139 (##core#lambda (k137) (chicken.condition#with-exception-handler (...
	<eval>	  (chicken.condition#with-exception-handler (##core#lambda (exvar130) (k137 (##core#lambda () (##core#...
	<eval>	  (##sys#call-with-values (##core#lambda () (python-try-compile128 "<Python.h>" "-I/usr/include/python...
	<eval>	  (python-try-compile128 "<Python.h>" "-I/usr/include/python" "-lpython")
	<eval>	  [python-try-compile] (try-compile (string-append "#include " header "\n" "int main() { Py_Initialize(); return 0; }\n") #...
	<eval>	  [python-try-compile] (string-append "#include " header "\n" "int main() { Py_Initialize(); return 0; }\n")
	<eval>	  (k137 (##core#lambda () (##sys#apply ##sys#values args138)))
	<eval>	  (##sys#apply ##sys#values args138)
	<eval>	  (error "unable to figure out location of Python")	<--

Error: shell command terminated with nonzero exit code
17920
"sh /usr/home/chicken/salmonella/build/salmonella-run-publish/salmonella-repo/repo/cache/pyffi/pyffi.build.sh"