While compiling gnome-panel

[David Warde-Farley]

checking for dcgettext... yes
checking for gmsgfmt... /usr/bin/msgfmt
checking for xgettext... /usr/bin/xgettext
checking for catalogs to be installed...  am ar az be bg bn ca cs cy da
de el en_GB eo es et eu fa fi fr ga gl he hi hu id it ja ko li lt lv mk
ml mn ms nl nn no pl pt pt_BR ro ru sk sl sq sr address@hidden sv ta tr uk wa
vi yi zh_CN zh_TW
checking X11/extensions/Xinerama.h usability... no
checking X11/extensions/Xinerama.h presence... yes
configure: WARNING: X11/extensions/Xinerama.h: present but cannot be
compiled
configure: WARNING: X11/extensions/Xinerama.h: check for missing
prerequisite headers?
configure: WARNING: X11/extensions/Xinerama.h: proceeding with the
preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##