提示./include/caffe/common.hpp:5:10: fatal error: 'gflags/gflags.h' file not found
1 error generated.
make: *** [.build_release/tools/upgrade_solver_proto_text.o] Error 1
make: *** [.build_release/tools/upgrade_net_proto_text.o] Error 1
make: *** [.build_release/tools/upgrade_net_proto_binary.o] Error 1
请问该如何处理?求解答