[*] cc -c -O2 -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses /tmp/lua_6NGQ.1.c
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -c -O2 -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses /tmp/lua_6NGQ.1.c -gdwarf-2
[*] cc -c -O2 -I.sys.socket_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses /tmp/lua_9NGQ.1.c
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -c -O2 -I.sys.socket_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses /tmp/lua_9NGQ.1.c -gdwarf-2
[*] cc -c -O2 -I.sys.socket_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses /tmp/lua_aOGQ.1.c
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -c -O2 -I.sys.socket_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses /tmp/lua_aOGQ.1.c -gdwarf-2
[*] cc -c -O2 -I.sys.socket_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses /tmp/lua_dOGQ.1.c
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -c -O2 -I.sys.socket_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses /tmp/lua_dOGQ.1.c -gdwarf-2
[*] cc -c -O2 -I.unistd_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses /tmp/lua_gOGQ.1.c
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -c -O2 -I.unistd_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses /tmp/lua_gOGQ.1.c -gdwarf-2
[*] cc -c -O2 -I.sys.msg_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses /tmp/lua_jOGQ.1.c
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -c -O2 -I.sys.msg_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses /tmp/lua_jOGQ.1.c -gdwarf-2
[*] cc -c -O2 -I.sched_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses /tmp/lua_mOGQ.1.c
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -c -O2 -I.sched_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses /tmp/lua_mOGQ.1.c -gdwarf-2
[*] cc -c -O2 -I.unistd_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses /tmp/lua_pOGQ.1.c
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -c -O2 -I.unistd_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses /tmp/lua_pOGQ.1.c -gdwarf-2
[*] cc -O2 -I.unistd_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_tOGQ.1 /tmp/lua_sOGQ.1.c -L.unistd_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.unistd_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_tOGQ.1 /tmp/lua_sOGQ.1.c -L.unistd_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -gdwarf-2
[*] cc -O2 -I.sys.socket_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_xOGQ.1 /tmp/lua_wOGQ.1.c -L.sys.socket_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.sys.socket_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_xOGQ.1 /tmp/lua_wOGQ.1.c -L.sys.socket_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -gdwarf-2
[*] cc -O2 -I.sys.socket_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_BOGQ.1 /tmp/lua_AOGQ.1.c -L.sys.socket_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.sys.socket_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_BOGQ.1 /tmp/lua_AOGQ.1.c -L.sys.socket_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.time_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_FOGQ.1 /tmp/lua_EOGQ.1.c -L.time_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.time_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_FOGQ.1 /tmp/lua_EOGQ.1.c -L.time_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.time_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_JOGQ.1 /tmp/lua_IOGQ.1.c -L.time_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.time_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_JOGQ.1 /tmp/lua_IOGQ.1.c -L.time_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.sys.statvfs_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_NOGQ.1 /tmp/lua_MOGQ.1.c -L.sys.statvfs_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.sys.statvfs_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_NOGQ.1 /tmp/lua_MOGQ.1.c -L.sys.statvfs_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.sys.msg_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_ROGQ.1 /tmp/lua_QOGQ.1.c -L.sys.msg_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.sys.msg_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_ROGQ.1 /tmp/lua_QOGQ.1.c -L.sys.msg_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.unistd_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_VOGQ.1 /tmp/lua_UOGQ.1.c -L.unistd_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.unistd_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_VOGQ.1 /tmp/lua_UOGQ.1.c -L.unistd_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.unistd_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_ZOGQ.1 /tmp/lua_YOGQ.1.c -L.unistd_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.unistd_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_ZOGQ.1 /tmp/lua_YOGQ.1.c -L.unistd_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.unistd_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_3OGQ.1 /tmp/lua_2OGQ.1.c -L.unistd_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.unistd_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_3OGQ.1 /tmp/lua_2OGQ.1.c -L.unistd_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.sched_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_7OGQ.1 /tmp/lua_6OGQ.1.c -L.sched_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.sched_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_7OGQ.1 /tmp/lua_6OGQ.1.c -L.sched_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.sys.msg_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua__OGQ.1 /tmp/lua_.OGQ.1.c -L.sys.msg_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.sys.msg_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua__OGQ.1 /tmp/lua_.OGQ.1.c -L.sys.msg_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.sched_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_dPGQ.1 /tmp/lua_cPGQ.1.c -L.sched_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.sched_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_dPGQ.1 /tmp/lua_cPGQ.1.c -L.sched_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] cc -O2 -I.fcntl_INCDIR -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses -o /tmp/lua_hPGQ.1 /tmp/lua_gPGQ.1.c -L.fcntl_LIBDIR -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -lsocket
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -I.fcntl_INCDIR -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses -o /tmp/lua_hPGQ.1 /tmp/lua_gPGQ.1.c -L.fcntl_LIBDIR -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -lsocket -gdwarf-2
[*] /tmp/work/devel/lua-posix/work/.tools/bin/mkdir -p solaris/posix
<.> /usr/bin/mkdir -p -p solaris/posix
[*] cc -O2 -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -shared -fPIC -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses '-DVERSION=""' -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700 '-DPACKAGE="luaposix"' -DNDEBUG -D_FORTIFY_SOURCE=2 -Iext/include -I/usr/include/lua5.2 ext/posix/stdio.c -o solaris/posix/stdio.so -L/opt/pkg/lib -Wl,-R/opt/pkg/lib
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -shared -fPIC -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses '-DVERSION=""' -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700 '-DPACKAGE="luaposix"' -DNDEBUG -D_FORTIFY_SOURCE=2 -Iext/include -I/usr/include/lua5.2 ext/posix/stdio.c -o solaris/posix/stdio.so -Wl,-rpath,/opt/pkg/lib -gdwarf-2
[*] /tmp/work/devel/lua-posix/work/.tools/bin/mkdir -p solaris/posix
<.> /usr/bin/mkdir -p -p solaris/posix
[*] cc -O2 -L/opt/pkg/lib -Wl,-R/opt/pkg/lib -shared -fPIC -I/opt/pkg/include/lua-5.2 -I/opt/pkg/include -I/opt/pkg/include/ncurses '-DVERSION=""' -DHAVE_CRYPT_H -DHAVE_DECL_FDATASYNC -DHAVE_GETHOSTID -D_FORTIFY_SOURCE=2 -D_POSIX_C_SOURCE=200809L -DHAVE_FDATASYNC '-DPACKAGE="luaposix"' -DNDEBUG -D_XOPEN_SOURCE=700 -DHAVE_CRYPT -Iext/include -I/usr/include/lua5.2 ext/posix/unistd.c -o solaris/posix/unistd.so -L/opt/pkg/lib -Wl,-R/opt/pkg/lib
<.> /tmp/work/devel/lua-posix/work/.gcc/bin/gcc -fcommon -std=gnu99 -m64 -fstack-protector-strong -D_FORTIFY_SOURCE=2 -O2 -L/tmp/work/devel/lua-posix/work/.buildlink/lib -Wl,-rpath,/opt/pkg/lib -shared -fPIC -I/tmp/work/devel/lua-posix/work/.buildlink/include/lua-5.2 -I/tmp/work/devel/lua-posix/work/.buildlink/include -I/tmp/work/devel/lua-posix/work/.buildlink/include/ncurses '-DVERSION=""' -DHAVE_CRYPT_H -DHAVE_DECL_FDATASYNC -DHAVE_GETHOSTID -D_FORTIFY_SOURCE=2 -D_POSIX_C_SOURCE=200809L -DHAVE_FDATASYNC '-DPACKAGE="luaposix"' -DNDEBUG -D_XOPEN_SOURCE=700 -DHAVE_CRYPT -Iext/include -I/usr/include/lua5.2 ext/posix/unistd.c -o solaris/posix/unistd.so -Wl,-rpath,/opt/pkg/lib -gdwarf-2