Hi, First of all great project You are developing, really usefull,but.... Compiling the OCFS System under a clean RedHat 8 Installaton renders an error during compilation: make -C format make[2]: Entering directory `/root/ocfs-1.0.8/tools/format' gcc -g -O2 -pipe -I../../ocfs2/Common/inc -Iinc -I../../tools/debugocfs -I../../ocfs2/Linux/inc -DLINUX -DUSERSPACE_TOOL -o format.o -c format.c In file included from ../../tools/debugocfs/dummy.h:108, from inc/format.h:30, from format.c:27: ../../ocfs2/Common/inc/ocfsdisk.h:161: parse error before "atomic_t" ../../ocfs2/Common/inc/ocfsdisk.h:161: warning: no semicolon at end of struct or union ../../ocfs2/Common/inc/ocfsdisk.h:163: parse error before '}' token ../../ocfs2/Common/inc/ocfsdisk.h:164: warning: data definition has no type or storage class In file included from ../../tools/debugocfs/dummy.h:109, from inc/format.h:30, from format.c:27: ../../ocfs2/Common/inc/ocfsdef.h:206: parse error before "atomic_t" ../../ocfs2/Common/inc/ocfsdef.h:206: warning: no semicolon at end of struct or union ../../ocfs2/Common/inc/ocfsdef.h:207: warning: data definition has no type or storage class ../../ocfs2/Common/inc/ocfsdef.h:223: parse error before "voted_event_woken" ../../ocfs2/Common/inc/ocfsdef.h:223: warning: data definition has no type or storage class ../../ocfs2/Common/inc/ocfsdef.h:231: parse error before '}' token ../../ocfs2/Common/inc/ocfsdef.h:232: warning: data definition has no type or storage class ../../ocfs2/Common/inc/ocfsdef.h:241: parse error before "ocfs_lock_res" ../../ocfs2/Common/inc/ocfsdef.h:241: warning: no semicolon at end of struct or union ../../ocfs2/Common/inc/ocfsdef.h:253: parse error before '}' token ../../ocfs2/Common/inc/ocfsdef.h:297: parse error before "ocfs_vol_node_map" ../../ocfs2/Common/inc/ocfsdef.h:297: warning: no semicolon at end of struct or union ../../ocfs2/Common/inc/ocfsdef.h:329: parse error before "lock_stop" ../../ocfs2/Common/inc/ocfsdef.h:329: warning: data definition has no type or storage class ../../ocfs2/Common/inc/ocfsdef.h:331: parse error before "lock_event_woken" ../../ocfs2/Common/inc/ocfsdef.h:331: warning: data definition has no type or storage class ../../ocfs2/Common/inc/ocfsdef.h:333: parse error before "nm_init" ../../ocfs2/Common/inc/ocfsdef.h:333: warning: data definition has no type or storage class ../../ocfs2/Common/inc/ocfsdef.h:343: parse error before "node_req_vote" ../../ocfs2/Common/inc/ocfsdef.h:343: warning: data definition has no type or storage class ../../ocfs2/Common/inc/ocfsdef.h:390: parse error before "atomic_t" ../../ocfs2/Common/inc/ocfsdef.h:390: warning: no semicolon at end of struct or union ../../ocfs2/Common/inc/ocfsdef.h:392: warning: data definition has no type or storage class ../../ocfs2/Common/inc/ocfsdef.h:451: parse error before "OcfsGlobalCtxt" ../../ocfs2/Common/inc/ocfsdef.h:451: warning: data definition has no type or storage class format.c: In function `CheckHeartBeat': format.c:307: storage size of `osb' isn't known format.c:315: sizeof applied to an incomplete type format.c:315: sizeof applied to an incomplete type format.c:315: sizeof applied to an incomplete type format.c:315: sizeof applied to an incomplete type format.c:315: sizeof applied to an incomplete type format.c:315: sizeof applied to an incomplete type make[2]: *** [format.o] Error 1 make[2]: Leaving directory `/root/ocfs-1.0.8/tools/format' make[1]: *** [format] Error 2 make[1]: Leaving directory `/root/ocfs-1.0.8/tools' make: *** [tools] Error 2 Anybody an Idea what might be the problem ? Help would be very appreciated Thank You a lot :) Regards, Tom Weber RTL newMedia