========== ynl - FAILED In file included from : ./../../../../include/uapi//linux/ethtool.h: In function ‘ethtool_validate_speed’: ./../../../../include/uapi//linux/ethtool.h:2200:25: error: ‘__KERNEL_INT_MAX’ undeclared (first use in this function) 2200 | return speed <= __KERNEL_INT_MAX || speed == (__u32)SPEED_UNKNOWN; | ^~~~~~~~~~~~~~~~ ./../../../../include/uapi//linux/ethtool.h:2200:25: note: each undeclared identifier is reported only once for each function it appears in make[1]: *** [Makefile:51: ethtool-user.o] Error 1 make[1]: *** Waiting for unfinished jobs.... make: *** [Makefile:28: generated] Error 2 In file included from : ./../../../../include/uapi//linux/ethtool.h: In function ‘ethtool_validate_speed’: ./../../../../include/uapi//linux/ethtool.h:2200:25: error: ‘__KERNEL_INT_MAX’ undeclared (first use in this function) 2200 | return speed <= __KERNEL_INT_MAX || speed == (__u32)SPEED_UNKNOWN; | ^~~~~~~~~~~~~~~~ ./../../../../include/uapi//linux/ethtool.h:2200:25: note: each undeclared identifier is reported only once for each function it appears in make: *** [Makefile:51: ethtool-user.o] Error 1 make: *** Waiting for unfinished jobs....