Many devel pkgs in rawhide update 20101124

[Clyde E. Kunkel]

Just curious, but why so many devel pkgs in the latest rawhide update? 
Were they really needed?

Nov 24 00:07:12 Installed: xorg-x11-proto-devel-7.5-3.fc15.noarch
Nov 24 00:07:13 Installed: libICE-devel-1.0.6-2.fc13.x86_64
Nov 24 00:07:13 Installed: libSM-devel-1.2.0-1.fc15.x86_64
Nov 24 00:07:14 Installed: zlib-devel-1.2.5-2.fc14.x86_64
Nov 24 00:07:14 Installed: freetype-devel-2.4.3-2.fc15.x86_64
Nov 24 00:07:26 Installed: fontconfig-devel-2.8.0-2.fc14.x86_64
Nov 24 00:07:26 Installed: 2:libpng-devel-1.2.44-1.fc14.x86_64
Nov 24 00:07:27 Installed: libXau-devel-1.0.6-1.fc14.x86_64
Nov 24 00:07:27 Installed: libxcb-devel-1.7-1.fc15.x86_64
Nov 24 00:07:29 Installed: libX11-devel-1.4.0-1.fc15.x86_64
Nov 24 00:07:30 Installed: libXext-devel-1.2.0-1.fc15.x86_64
Nov 24 00:07:30 Installed: libXpm-devel-3.5.8-2.fc13.x86_64
Nov 24 00:07:30 Installed: libXfixes-devel-4.0.5-1.fc14.x86_64
Nov 24 00:07:31 Installed: libXrender-devel-0.9.6-1.fc14.x86_64
Nov 24 00:07:31 Installed: libXdamage-devel-1.1.3-1.fc14.x86_64
Nov 24 00:07:32 Installed: libXv-devel-1.0.6-1.fc15.x86_64
Nov 24 00:07:32 Installed: libXi-devel-1.4.0-1.fc15.x86_64
Nov 24 00:07:32 Installed: libXtst-devel-1.2.0-1.fc15.x86_64
Nov 24 00:07:33 Installed: libXft-devel-2.2.0-1.fc15.x86_64
Nov 24 00:07:33 Installed: libXrandr-devel-1.3.1-1.fc15.x86_64
Nov 24 00:07:34 Installed: libXcursor-devel-1.1.11-1.fc15.x86_64
Nov 24 00:07:34 Installed: libXcomposite-devel-0.4.3-1.fc15.x86_64
Nov 24 00:07:34 Installed: libXinerama-devel-1.1.1-1.fc15.x86_64
Nov 24 00:07:35 Installed: libXxf86misc-devel-1.0.3-1.fc15.x86_64
Nov 24 00:07:35 Installed: libXScrnSaver-devel-1.2.1-1.fc15.x86_64
Nov 24 00:07:36 Installed: libXxf86vm-devel-1.1.1-1.fc15.x86_64
Nov 24 00:07:36 Installed: libxkbfile-devel-1.0.7-1.fc15.x86_64
Nov 24 00:07:37 Installed: libXt-devel-1.0.9-1.fc15.x86_64
Nov 24 00:07:37 Installed: shared-desktop-ontologies-devel-0.5-1.fc14.noarch
Nov 24 00:07:38 Installed: libdrm-devel-2.4.23-0.2.20101123.fc15.x86_64
Nov 24 00:07:39 Installed: mesa-libGL-devel-7.10-0.11.fc15.x86_64
Nov 24 00:07:40 Installed: mesa-libGLU-devel-7.10-0.11.fc15.x86_64
Nov 24 00:07:40 Installed: keyutils-libs-devel-1.2-6.fc12.x86_64
Nov 24 00:07:41 Installed: strigi-devel-0.7.2-6.fc15.x86_64
Nov 24 00:07:41 Installed: libsepol-devel-2.0.41-3.fc14.x86_64
Nov 24 00:07:42 Installed: libselinux-devel-2.0.96-7.fc15.x86_64
Nov 24 00:07:42 Installed: libattr-devel-2.4.44-5.fc14.x86_64
Nov 24 00:07:43 Installed: libacl-devel-2.2.49-8.fc14.x86_64
Nov 24 00:08:26 Installed: attica-devel-0.1.91-1.fc15.x86_64
Nov 24 00:08:27 Installed: bzip2-devel-1.0.6-2.fc15.x86_64
Nov 24 00:08:27 Installed: libcom_err-devel-1.41.12-6.fc15.x86_64
Nov 24 00:08:28 Installed: krb5-devel-1.8.3-8.fc15.x86_64
Nov 24 00:08:30 Installed: openssl-devel-1.0.0b-3.fc15.x86_64
Nov 24 00:08:57 Installed: libjpeg-turbo-devel-1.0.1-3.fc15.x86_64
Nov 24 00:09:03 Installed: 1:qt-devel-4.7.1-3.fc15.x86_64
Nov 24 00:09:03 Installed: 1:qt-webkit-devel-4.7.1-3.fc15.x86_64
Nov 24 00:09:04 Installed: phonon-devel-4.4.3-0.4.20101122.fc15.x86_64
Nov 24 00:09:05 Installed: soprano-devel-2.5.63-2.fc15.x86_64
Nov 24 00:09:05 Installed: gamin-devel-0.1.10-8.fc14.x86_64
Nov 24 00:09:08 Installed: 6:kdelibs-devel-4.5.80-5.fc15.x86_64
Nov 24 00:09:10 Installed: kdebase-workspace-devel-4.5.80-5.fc15.x86_64