This should solve:
Package cairo was not found in the pkg-config search path. Perhaps you should add the directory containing `cairo.pc' to the PKG_CONFIG_PATH environment variable Package 'cairo', required by 'virtual:world', not found
This should solve: Package cairo was not found in the pkg-config search path. Perhaps you should add the directory containing `cairo.pc' to the PKG_CONFIG_PATH environment variable Package 'cairo', required by 'virtual:world', not found