Description: Disable the cfr_strerror function
Author: Christoph Biedl <debian.axhn@manchmal.in-ulm.de>
Bug: https://bitbucket.org/ripencc/bgpdump/issues/31/
Last-Update: 2016-07-19

    This function does not check the asprintf return value but it's not
    used anyany. So disable it.

--- a/cfile_tools.c
+++ b/cfile_tools.c
@@ -443,6 +443,7 @@
 }
 
 
+#if 0
 char * cfr_strerror(CFRFILE *stream) {
   // Result is "stream-i/o: <stream-error> <compressor>[: <compressor error>]"
   // Do not modify result. 
@@ -482,6 +483,7 @@
   free(msg); 
   return(res);
 }
+#endif
 
 const char * cfr_compressor_str(CFRFILE *stream) {
   // Returns the name of the compressor used
--- a/cfile_tools.h
+++ b/cfile_tools.h
@@ -80,7 +80,9 @@
 ssize_t      cfr_getline(char **lineptr, size_t *n, CFRFILE *stream);
 int          cfr_eof(CFRFILE *stream);
 int          cfr_error(CFRFILE *stream);
+#if 0
 char       * cfr_strerror(CFRFILE *stream);
+#endif
 const char * cfr_compressor_str(CFRFILE *stream);
 
 #ifndef DONT_HAVE_BZ2