Import dma snapshot from git 2017-02-10vendor/dma/20170210vendor/dma

The only change is:
use basename to select executable identity

PR:		216910
Submitted by:	Andrej Ebert <andrej@ebert.su>

1 files changed, 2 insertions, 1 deletions

diff --git a/dma.c b/dma.c
index b87b20245583..e643e0f4ac9b 100644
--- a/dma.c
+++ b/dma.c
@@ -47,6 +47,7 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <inttypes.h>
+#include <libgen.h>
 #include <paths.h>
 #include <pwd.h>
 #include <signal.h>
@@ -457,7 +458,7 @@ main(int argc, char **argv)
 	bzero(&queue, sizeof(queue));
 	LIST_INIT(&queue.queue);
 
-	if (strcmp(argv[0], "mailq") == 0) {
+	if (strcmp(basename(argv[0]), "mailq") == 0) {
 		argv++; argc--;
 		showq = 1;
 		if (argc != 0)