Subject: compilation issue on ppc.

Subject: compilation issue on ppc.

We saw the following compilation issue on ppc.

[root@everest-lp2 nvme-cli]# make
cc -I ./src -D_GNU_SOURCE -std=gnu99 -O2 -g -Wall -Werror
-DNVME_VERSION='"0.2.15.gc4c2"' nvme.c  -o nvme argconfig.         o
suffix.o common.o
nvme.c: In function âmânvme.c:2227:2: error: passing argument 2 of
âgconfig_parse_comma_sep_array_longârom incompatible pointer type [-
Werror]
  ns = argconfig_parse_comma_sep_array_long(cfg.slbas, slbas, 256);
  ^
In file included from nvme.c:52:0:
src/argconfig.h:106:10: note: expected âng long unsigned int *âut
argument is of type âu64 *âunsigned
argconfig_parse_comma_sep_array_long(char *string, unsigned long long
*ret,
          ^
cc1: all warnings being treated as errors
make: *** [nvme] Error 1

Signed-off-by: Wen Xiong <wenxiong@linux.vnet.ibm.com>