configure:6980: checking for KATOOB
configure:6988: $PKG_CONFIG --exists --print-errors "gtkmm-2.4 >= 2.6.0 gthread-2.0"
Package atkmm-1.6 was not found in the pkg-config search path.
Perhaps you should add the directory containing `atkmm-1.6.pc'
to the PKG_CONFIG_PATH environment variable
Package 'atkmm-1.6', required by 'gtkmm', not found
configure:6991: $? = 1
configure:7006: $PKG_CONFIG --exists --print-errors "gtkmm-2.4 >= 2.6.0 gthread-2.0"
Package atkmm-1.6 was not found in the pkg-config search path.
Perhaps you should add the directory containing `atkmm-1.6.pc'
to the PKG_CONFIG_PATH environment variable
Package 'atkmm-1.6', required by 'gtkmm', not found
configure:7009: $? = 1
Package atkmm-1.6 was not found in the pkg-config search path.
Perhaps you should add the directory containing `atkmm-1.6.pc'
to the PKG_CONFIG_PATH environment variable
Package 'atkmm-1.6', required by 'gtkmm', not found
configure:7047: error: Package requirements (gtkmm-2.4 >= 2.6.0 gthread-2.0) were not met:

Package atkmm-1.6 was not found in the pkg-config search path.
Perhaps you should add the directory containing `atkmm-1.6.pc'
to the PKG_CONFIG_PATH environment variable
Package 'atkmm-1.6', required by 'gtkmm', not found

Consider adjusting the PKG_CONFIG_PATH environment variable if you
installed software in a non-standard prefix.

Alternatively, you may set the environment variables KATOOB_CFLAGS
and KATOOB_LIBS to avoid the need to call pkg-config.
See the pkg-config man page for more details.