(import lazy-ffi)
; loading /root/.local/lib/chicken/11/lazy-ffi.import.so ...
; loading /root/.local/lib/chicken/11/lazy-ffi.so ...
; loading /root/.local/lib/chicken/11/srfi-1.so ...
; loading /root/.local/lib/chicken/11/srfi-69.so ...
; loading /root/.local/lib/chicken/11/bind.so ...
#;2> #~"/usr/lib/libc.dylib"
(/usr/lib/libc.dylib)
#;3> (#~tolower #\A return: char:)

Warning: can not open library: /usr/lib/libc.dylib

Error: (lazy-ffi:function) can not resolve external symbol: tolower

        Call history:

        <syntax>          ((lazy-ffi:function (quote tolower) (quote lazy-ffi:163504074210279586)) #\A #:return #:char)
        <syntax>          (lazy-ffi:function (quote tolower) (quote lazy-ffi:163504074210279586))
        <syntax>          (quote tolower)
        <syntax>          (##core#quote tolower)
        <syntax>          (quote lazy-ffi:163504074210279586)
        <syntax>          (##core#quote lazy-ffi:163504074210279586)
        <eval>    ((lazy-ffi:function (quote tolower) (quote lazy-ffi:163504074210279586)) #\A #:return #:char)
        <eval>    (lazy-ffi:function (quote tolower) (quote lazy-ffi:163504074210279586))       <--