edd.c: In function 'get_edd_info':
edd.c:59: warning: implicit declaration of function 'sysfs_open_directory'
edd.c:59: warning: assignment makes pointer from integer without a cast
edd.c:62: warning: implicit declaration of function 'sysfs_read_all_subdirs'
edd.c:63: error: dereferencing pointer to incomplete type
edd.c:64: error: dereferencing pointer to incomplete type
edd.c:64: error: dereferencing pointer to incomplete type
edd.c:64: error: dereferencing pointer to incomplete type
edd.c:64: error: dereferencing pointer to incomplete type
edd.c:64: error: dereferencing pointer to incomplete type
edd.c:67: error: dereferencing pointer to incomplete type
edd.c:75: warning: implicit declaration of function 'sysfs_get_directory_attribute'
edd.c:75: warning: passing argument 1 of 'hd_attr_uint' makes pointer from integer without a cast
edd.c:79: warning: implicit declaration of function 'sysfs_get_directory_link'
edd.c:79: warning: assignment makes pointer from integer without a cast
edd.c:81: error: dereferencing pointer to incomplete type
edd.c:100: warning: implicit declaration of function 'sysfs_close_directory'