cov: make it aware we need these headers for muslC

daemons/dmeventd/plugins/vdo/dmeventd_vdo.c

@@ -22,6 +22,7 @@
  * in runtime we are linked agains systems libdm 'older' library
  * which does not provide this symbol and plugin fails to load
  */
+/* coverity[unnecessary_header] used for parsing */
 #include "device_mapper/vdo/status.c"
 
 #include <sys/wait.h>

lib/device/dev-cache.c

@@ -29,6 +29,7 @@
 #include <unistd.h>
 #include <dirent.h>
 #include <locale.h>
+/* coverity[unnecessary_header] needed for MuslC */
 #include <sys/file.h>
 
 struct dev_iter {

lib/report/report.c

@@ -47,6 +47,7 @@ static uint32_t _log_seqnum = 1;
  */
 #define FIELD(type, strct, sorttype, head, field_name, width, func, id, desc, writeable) field_ ## id,
 enum {
+/* coverity[unnecessary_header] */
 #include "columns.h"
 };
 #undef FIELD
@@ -4340,6 +4341,7 @@ typedef struct label type_label;
 typedef dev_known_type_t type_devtype;
 
 static const struct dm_report_field_type _fields[] = {
+/* coverity[unnecessary_header] */
 #include "columns.h"
 {0, 0, 0, 0, "", "", NULL, NULL},
 };
@@ -4350,6 +4352,7 @@ static const struct dm_report_field_type _devtypes_fields[] = {
 };
 
 static const struct dm_report_field_type _log_fields[] = {
+/* coverity[unnecessary_header] */
 #include "columns-cmdlog.h"
 {0, 0, 0, 0, "", "", NULL, NULL},
 };

tools/lvmcmdline.c

@@ -22,6 +22,7 @@
 #include "lib/locking/lvmlockd.h"
 #include "lib/datastruct/str_list.h"
 
+/* coverity[unnecessary_header] */
 #include "stub.h"
 #include "lib/misc/last-path-component.h"
 

tools/lvmdevices.c

@@ -17,6 +17,7 @@
 #include "lib/device/device_id.h"
 #include "lib/device/dev-type.h"
 
+/* coverity[unnecessary_header] needed for MuslC */
 #include <sys/file.h>
 
 static void _search_devs_for_pvids(struct cmd_context *cmd, struct dm_list *search_pvids, struct dm_list *found_devs)