configure: error: Cannot find GTK: Is gtk-config in path?

[configure: error: Cannot find GTK: Is gtk-config in path?]

hi;

 

can you help me, i get this message whene i want to install Xdailog .i have gtk installed in my computer.

 

checking for gtk-config... no

checking for GTK - version >= 1.2.0... no

*** The gtk-config script installed by GTK could not be found

*** If GTK was installed in PREFIX, make sure PREFIX/bin is in

*** your path, or set the GTK_CONFIG environment variable to the

*** full path to gtk-config.

configure: error: Cannot find GTK: Is gtk-config in path?

[root@localhost Xdialog-2.1.2]# find / -name gtk-config

 

thanks,