DEVOPS-4347: make v2.3ganesha compatable with centos8.2

Fix Description:
disable the flags and add required header files
apart from this - reverted below two commits
Note: v2.3-mapr branch is only valid for 6.1.0-EBF
for 6.2 - 3.0 ganesha is used

skipBuild unitTested review @shyam

Signed-off-by: Chakra Divi <chakragithub@gmail.com>

src/CMakeLists.txt

@@ -158,6 +158,7 @@ endif(FREEBSD)
 if (LINUX)
     set(PLATFORM "LINUX")
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_LARGEFILE64_SOURCE")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-format-truncation")
     set(OS_INCLUDE_DIR "${PROJECT_SOURCE_DIR}/include/os/linux")
     find_library(LIBDL dl)  # module loader
 endif(LINUX)

src/FSAL/FSAL_GPFS/export.c

@@ -36,6 +36,7 @@
 #include <pthread.h>
 #include <string.h>
 #include <sys/types.h>
+#include <sys/sysmacros.h>
 #include <mntent.h>
 #include <sys/statfs.h>
 #include <sys/quota.h>

src/FSAL/FSAL_VFS/handle.c

@@ -36,6 +36,7 @@
 #include <pthread.h>
 #include <string.h>
 #include <sys/types.h>
+#include <sys/sysmacros.h>
 #include "gsh_list.h"
 #include "fsal.h"
 #include "fsal_convert.h"

src/FSAL/commonlib.c

@@ -50,6 +50,7 @@
 #include <fcntl.h>
 #include <sys/types.h>
 #include <sys/statvfs.h>
+#include <sys/sysmacros.h>
 #if __FreeBSD__
 #include <sys/mount.h>
 #else

src/FSAL/fsal_convert.c

@@ -11,6 +11,7 @@
 #include "config.h"
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <sys/sysmacros.h>
 #include <errno.h>
 #include <string.h>
 #include <fcntl.h>

src/NodeList/nodelist_range.c

@@ -402,7 +402,7 @@ int nl_rangelist_add_list(nl_rangelist_t *array, char *list)
 		end = begin;
 
 		/* process input list */
-		while (end != '\0' && end < in_list + in_list_size + 1) {
+		while (*end != '\0' && end < in_list + in_list_size + 1) {
 			while (isdigit(*end))
 				end++;
 			/* do something only if end was incremented */