Description of problem:

Fix minor rpm build warnings

$ rpmbuild --quiet -ta gluster-block-0.3tar.gz
In file included from common.h:15:0,
from common.c:12:
common.c: In function 'glusterBlockParseSize':
common.c:104:11: warning: format '%lld' expects argument of type 'long long int', but argument 3 has type 'ssize_t {aka long int}' [-Wformat=]
MSG("The size %lld will align to sector size %d bytes\n",
^
utils.h:132:29: note: in definition of macro 'MSG'
fprintf(stdout, fmt, VA_ARGS); 
^~~
utils.h:178:27: warning: format '%lld' expects argument of type 'long long int', but argument 5 has type 'ssize_t {aka long int}' [-Wformat=]
fprintf(fd, "[%s] %s: " fmt " [at %s+%d :<%s>]\n", 
^
common.c:106:7: note: in expansion of macro 'LOG'
LOG(dom, GB_LOG_ERROR,
^~~
common.c:107:38: note: format string is defined here
"The target device size %lld is will align to the sector size %d",
~~~^
%ld
utils.c:20:24: warning: missing braces around initializer [-Wmissing-braces]
struct gbConf gbConf = {LRU_COUNT_DEF, GB_LOG_INFO, GB_LOGDIR, '\0', '\0', '\0', '\0', '\0', '\0', 0};
^
{ }
621 blocks