pkg://cdecl-2.5-17.src.rpm:26153/HEADER  downloads

Name        : cdecl                        Relocations: (not relocateable)
Version     : 2.5                               Vendor: Red Hat, Inc.
Release     : 17                            Build Date: Mon Dec 11 18:18:04 2000
Install date: (not installed)               Build Host: porkchop.redhat.com
Group       : Development/Tools             Source RPM: (none)
Size        : 24262                            License: distributable
Packager    : Red Hat, Inc. <http://bugzilla.redhat.com/bugzilla>
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.