[…]

In file included from /Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:16:

/Users/ponost/src/pike-git/devel/src/module_support.h:47:1: warning: target does not support 'protected' visibility; using 'default'

      [-Wunsupported-visibility]

PMOD_EXPORT void get_all_args(const char *fname, INT32 args,

^

/Users/ponost/src/pike-git/devel/src/global.h:624:42: note: expanded from macro 'PMOD_EXPORT'

#    define PMOD_EXPORT  __attribute__ ((visibility("protected")))

^

In file included from /Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:16:

/Users/ponost/src/pike-git/devel/src/module_support.h:49:1: warning: target does not support 'protected' visibility; using 'default'

      [-Wunsupported-visibility]

PMOD_EXPORT void pike_module_export_symbol(const char *str,

^

[…]

/Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:426:19: error: use of undeclared identifier

      'f_Nettle_Cipher_name_fun_num'

apply_external(1, f_Nettle_Cipher_name_fun_num, args);

^

/Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:452:19: error: use of undeclared identifier

      'f_Nettle_Cipher_block_size_fun_num'

apply_external(1, f_Nettle_Cipher_block_size_fun_num, args);

^

/Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:466:37: error: use of undeclared identifier 'Nettle_Cipher_program'; did

      you mean 'nettle_hash_program'?

struct Nettle_Cipher_struct *info = GET_INFO();

^

/Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:288:70: note: expanded from macro 'GET_INFO'

#define GET_INFO()      ((struct Nettle_Cipher_struct *)parent_storage(1, Nettle_Cipher_program))

^

/Users/ponost/src/pike-git/devel/src/post_modules/Nettle/nettle.h:24:24: note: 'nettle_hash_program' declared here

extern struct program *nettle_hash_program;

^

/Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:469:26: error: incomplete definition of type

      'struct Nettle_Cipher_struct'

memset(THIS->ctx, 0, info->meta->context_size);

                     ~~~~^

/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk/usr/include/secure/_string.h:77:38: note: 

      expanded from macro 'memset'

  __builtin___memset_chk (dest, val, len, __darwin_obsz0 (dest))

^~~

/Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:466:8: note: forward declaration of 'struct Nettle_Cipher_struct'

struct Nettle_Cipher_struct *info = GET_INFO();

^

/Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.cmod:544:19: error: use of undeclared identifier

      'f_Nettle_Cipher_name_fun_num'

apply_external(1, f_Nettle_Cipher_name_fun_num, args);

^

fatal error: too many errors emitted, stopping now [-ferror-limit=]

518 warnings and 20 errors generated.

Compilation command was:

/Users/ponost/src/pike-git/devel/build/darwin-15.4.0-x86_64/smartlink gcc -I. -I/Users/ponost/src/pike-git/devel/src/post_modules/Nettle -I/Users/ponost/src/pike-git/devel/build/darwin-15.4.0-x86_64 -I/Users/ponost/src/pike-git/devel/src -Dpike_module_init=pike_module_Nettle_init -Dpike_module_exit=pike_module_Nettle_exit  -I/usr/local/include -I/usr/X11/include -I/usr/X11R6/include -DHAVE_CONFIG_H  -g -std=c99 -ggdb -m64  -mtune=750 -mrdrnd -fvisibility=hidden -O3 -pipe -W -Wall -Wno-unused -Wcomment -Wformat -Wformat-security -Wimplicit-function-declaration -Wmultichar -Wunused-function -Wswitch -Wuninitialized -Wpointer-arith -Wchar-subscripts -Wno-long-long   -c /Users/ponost/src/pike-git/devel/src/post_modules/Nettle/cipher.c -o cipher.o

make[5]: *** [cipher.o] Error 1

make[4]: *** [all] Error 2

make[3]: *** [Nettle] Error 1

make[2]: *** [post-modules-stamp] Error 1

make[1]: *** [_make_in_builddir] Error 2

make: *** [compile] Error 2