13d8536b4Sopenharmony_ciconfig KERNEL_SIGNAL 23d8536b4Sopenharmony_ci bool "Enable Signal" 33d8536b4Sopenharmony_ci default y 43d8536b4Sopenharmony_ci depends on KERNEL_EXTKERNEL 53d8536b4Sopenharmony_ci help 63d8536b4Sopenharmony_ci Select y to build LiteOS with signal. 7