root@RedChaosUbuntu:/home/****# aptitude search header
p   affix-headers                                          - Header files of the Affix Bluetooth protocol stack for Linux    
p   atlas3-headers                                         - Automatically Tuned Linear Algebra Software,C header files      
p   em8300-headers                                         - Kernel headers to access DXR3/Hollywood+ decoder cards          
v   libastro-fits-header-cfitsio                           -                                                                 
v   libastro-fits-header-item                              -                                                                 
p   libastro-fits-header-perl                              - Perl tools for reading, modifying and writing FITS headers      
p   libaudio-flac-header-perl                              - Perl interface to FLAC file header metadata                     
p   libnewlib-headers                                      - a simple ANSI C library and math library                        
p   libogg-vorbis-header-perl                              - perl interface to Ogg Vorbis information and comments           
p   libogg-vorbis-header-pureperl-perl                     - A pure Perl interface to Ogg Vorbis information fields          
p   libqt3-compat-headers                                  - Qt 1.x and 2.x compatibility includes                           
p   libqt3-headers                                         - Qt3 header files                                                
p   libtext-header-perl                                    - RFC 822/2068 header and unheader functions                      
p   libxaw-headers                                         - X11 Athena Widget library (development headers)                 
p   libxmu-headers                                         - X11 miscellaneous utility library headers                       
v   linux-headers                                          -                                                                 
v   linux-headers-2.6                                      -                                                                 
i   linux-headers-2.6.20-15                                - Header files related to Linux kernel version 2.6.20             
i   linux-headers-2.6.20-15-generic                        - Linux kernel headers for version 2.6.20 on x86/x86_64           
p   linux-headers-2.6.20-15-lowlatency                     - Linux kernel headers for version 2.6.20 on x86/x86_64           
p   linux-headers-2.6.20-15-server                         - Linux kernel headers for version 2.6.20 on x86/x86_64           
p   linux-headers-2.6.20-16                                - Header files related to Linux kernel version 2.6.20             
p   linux-headers-2.6.20-16-generic                        - Linux kernel headers for version 2.6.20 on x86/x86_64           
p   linux-headers-2.6.20-16-lowlatency                     - Linux kernel headers for version 2.6.20 on x86/x86_64           
p   linux-headers-2.6.20-16-server                         - Linux kernel headers for version 2.6.20 on x86/x86_64           
p   linux-headers-amd64-generic                            - Obsoleted by: linux-headers-generic                             
p   linux-headers-amd64-k8                                 - Obsoleted by: linux-headers-generic                             
p   linux-headers-amd64-server                             - Obsoleted by: linux-headers-server                              
p   linux-headers-amd64-xeon                               - Obsoleted by: linux-headers-generic                             
i   linux-headers-generic                                  - Generic Linux kernel headers                                    
p   linux-headers-lowlatency                               - Low latency Linux kernel headers                                
p   linux-headers-server                                   - Linux kernel headers on Server Equipment.                       
v   linux-kernel-headers                                   -                                                                 
p   mozilla-livehttpheaders                                - Adds information about the HTTP headers to Firefox and SeaMonkey
v   octave-headers                                         -                                                                 
p   octave2.1-headers                                      - header files for the GNU Octave language (2.1 branch)           
p   octave2.9-headers                                      - header files for the GNU Octave language (2.9 branch)           
p   wx2.4-headers                                          - wxWindows Cross-platform C++ GUI toolkit (header files)         
p   wx2.6-headers                                          - wxWidgets Cross-platform C++ GUI toolkit (header files)         
p   wx2.8-headers                                          - wxWidgets Cross-platform C++ GUI toolkit (header files)         
v   xen-headers                                            -                                                                 
v   xen-headers-2.6                                        -                                                                 
p   xen-headers-2.6.16                                     - Header files related to Linux kernel, specifically, version 2.6.
p   xen-headers-2.6.16-11.2-generic-xen0                   - Linux kernel headers 2.6.16 on xen                              
i   xen-headers-2.6.19-4                                   - Common header files for Linux 2.6.19                            
i   xen-headers-2.6.19-4-generic-amd64                     - Common header files for Linux 2.6.19                            
v   xen-headers-xen0                                       -                                                                 
v   xen-headers-xen0-2.6                                   -                                                                 
root@RedChaosUbuntu:/home/****# 

The **** arent the login, I dont expose my name and my online alias like this, too risky!