pkg://cdecl-2.5-21mdk.amd64.rpm:28070/HEADER  downloads

Name        : cdecl                        Relocations: (not relocateable)
Version     : 2.5                               Vendor: MandrakeSoft
Release     : 21mdk                         Build Date: Mon Dec  1 01:30:09 2003
Install date: (not installed)               Build Host: turaco.mandrake.vpn
Group       : Development/C                 Source RPM: cdecl-2.5-21mdk.src.rpm
Size        : 45721                            License: Distributable
URL         : ftp://sunsite.unc.edu/pub/Linux/devel/lang/c/
Summary     : Programs for encoding and decoding C and C++ function declarations.
Description :
The cdecl package includes the cdecl and c++decl utilities, which are
used to translate English to C or C++ function declarations and vice
versa.

You should install the cdecl package if you intend to do C and/or C++
programming.