Package dbus-1 was not found in the pkg-config search path. Perhaps you should add the directory containing `dbus-1.pc' to the PKG_CONFIG_PATH environment variable No package 'dbus-1' found Package dbus-1 was not found in the pkg-config search path. Perhaps you should add the directory containing `dbus-1.pc' to the PKG_CONFIG_PATH environment variable No package 'dbus-1' found 'pkg-config' didn't report any compiler/linker flags for dbus library