crypt 1.2

Error log

The package failed to build. The error log from opam follows.

[NOTE] Package ocamlfind is already installed (current version is 1.9.8).
The following actions will be performed:
=== install 3 packages
  - install crypt          1.2
  - install ocaml-makefile 6.39.2
  - install ocamlbuild     0.15.0

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved crypt.1.2  (cached)
-> retrieved ocaml-makefile.6.39.2  (cached)
-> installed ocaml-makefile.6.39.2
-> retrieved ocamlbuild.0.15.0  (cached)
-> installed ocamlbuild.0.15.0
[ERROR] The compilation of crypt.1.2 failed at "make".

#=== ERROR while compiling crypt.1.2 ==========================================#
# context              2.3.0 | linux/x86_64 | ocaml-base-compiler.5.1.1 | file:///src
# path                 ~/.opam/5.1/.opam-switch/build/crypt.1.2
# command              /usr/bin/make
# exit-code            2
# env-file             ~/.opam/log/crypt-113-386352.env
# output-file          ~/.opam/log/crypt-113-386352.out
### output ###
# cd lib && /usr/bin/make
# make[1]: Entering directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/lib'
# make[2]: Entering directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/lib'
# ocamldep -native crypt.mli > ._ncdi/crypt.di
# ocamldep crypt.ml > ._d/crypt.d
# /home/opam/.opam/5.1/bin/ocamlopt.opt   \
# 			-c -cc "cc"     -ccopt "-fPIC  \
# 			-DPIC -DNATIVE_CODE   \
# 			    -o crypt_stubs.o " crypt_stubs.c
# crypt_stubs.c: In function 'crypt_raw':
# crypt_stubs.c:14:18: warning: implicit declaration of function 'crypt' [-Wimplicit-function-declaration]
#    14 |   char *result = crypt(String_val(key), String_val(salt));
#       |                  ^~~~~
# crypt_stubs.c:14:18: warning: initialization of 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
# crypt_stubs.c: In function 'crypt_md5':
# crypt_stubs.c:43:12: warning: assignment to 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
#    43 |   password = crypt(String_val(key), salt);
#       |            ^
# ar rcs libcrypt_stubs.a  crypt_stubs.o
# /home/opam/.opam/5.1/bin/ocamlc.opt -c crypt.mli
# /home/opam/.opam/5.1/bin/ocamlopt.opt -c crypt.ml
# /home/opam/.opam/5.1/bin/ocamlopt.opt -a -cclib -lcrypt_stubs           -ccopt -lcrypt     -o crypt.cmxa crypt.cmx
# make[2]: Leaving directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/lib'
# make[2]: Entering directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/lib'
# ocamldep crypt.mli > ._bcdi/crypt.di
# make[2]: 'libcrypt_stubs.a' is up to date.
# /home/opam/.opam/5.1/bin/ocamlc.opt -c crypt.ml
# ocamlmklib         \
# 			-o crypt_stubs  crypt_stubs.o   \
# 			-lcrypt
# /home/opam/.opam/5.1/bin/ocamlc.opt -a -cclib -lcrypt_stubs    -dllib dllcrypt_stubs.so       -ccopt -lcrypt      -o crypt.cma crypt.cmo
# make[2]: Leaving directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/lib'
# make[1]: Leaving directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/lib'
# cd test && /usr/bin/make
# make[1]: Entering directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/test'
# make[2]: Entering directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/test'
# ocamldep -I ../lib test.ml > ._d/test.d
# /home/opam/.opam/5.1/bin/ocamlopt.opt -c -I ../lib test.ml
# /home/opam/.opam/5.1/bin/ocamlopt.opt \
# 			  \
# 			     -I ../lib          crypt.cmxa -o test.opt \
# 			test.cmx
# /usr/bin/ld: ../lib/libcrypt_stubs.a(crypt_stubs.o): in function `crypt_raw':
# crypt_stubs.c:(.text+0xb2): undefined reference to `crypt'
# /usr/bin/ld: ../lib/libcrypt_stubs.a(crypt_stubs.o): in function `crypt_md5':
# crypt_stubs.c:(.text+0x292): undefined reference to `crypt'
# collect2: error: ld returned 1 exit status
# File "caml_startup", line 1:
# Error: Error during linking (exit code 1)
# make[2]: *** [/home/opam/.opam/5.1/lib/ocaml-makefile/OCamlMakefile:952: test.opt] Error 2
# make[2]: Leaving directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/test'
# make[1]: *** [/home/opam/.opam/5.1/lib/ocaml-makefile/OCamlMakefile:777: native-code] Error 2
# make[1]: Leaving directory '/home/opam/.opam/5.1/.opam-switch/build/crypt.1.2/test'
# make: *** [Makefile:3: all] Error 2



<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build crypt 1.2
+- 
+- The following changes have been performed
| - install ocaml-makefile 6.39.2
| - install ocamlbuild     0.15.0
+- 
# To update the current shell environment, run: eval $(opam env)

The former state can be restored with:
    /usr/bin/opam switch import "/home/opam/.opam/5.1/.opam-switch/backup/state-20250206044120.export"