internal.h: move rb_readlink declaration

* internal.h (rb_readlink): move the declaration.

* ruby.c (dladdr_path): rb_readlink now requires the result
  encoding.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51769 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 2 deletions

diff --git a/ruby.c b/ruby.c
index d74451ff62..a6f5ca1e0e 100644
--- a/ruby.c
+++ b/ruby.c
@@ -382,9 +382,8 @@ dladdr_path(const void* addr)
     }
 #ifdef __linux__
     else if (dli.dli_fname == origarg.argv[0]) {
-	VALUE rb_readlink(VALUE);
 	fname = rb_str_new_cstr("/proc/self/exe");
-	path = rb_readlink(fname);
+	path = rb_readlink(fname, NULL);
     }
 #endif
     else {