options DDB # in-kernel debugger
pseudo-device ksyms
#options KGDB # in-kernel debugger
#options KGDB_DEVNAME="\"hd64465uart\"",KGDB_DEVRATE=19200
#makeoptions DEBUG="-g" # compile full symbol table
options DIAGNOSTIC # extra kernel debugging checks
options DEBUG # extra kernel debugging support
options KTRACE # system call tracing support
options USERCONF # userconf(4) support
options PIPE_SOCKETPAIR # smaller, but slower pipe(2)
#options SYSCTL_INCLUDE_DESCR # Include sysctl descriptions in kernel
# Compatibility options
#options BSDDISKLABEL_EI # endian independent disklabel support
# Executable format options
options EXEC_COFF # 32-bit COFF executables
# File systems
file-system FFS # UFS
file-system MFS # memory file system (requires FFS)
file-system MSDOSFS # MS-DOS file system
file-system NFS # Sun NFS-compatible filesystem client
options FFS_NO_SNAPSHOT # No FFS snapshot support