diff -Naur cinelerra-7-original/cinelerra/filejpeg.C cinelerra-7/cinelerra/filejpeg.C
--- cinelerra-7-original/cinelerra/filejpeg.C	2017-09-14 07:58:14.000000000 +0200
+++ cinelerra-7/cinelerra/filejpeg.C	2017-10-18 21:15:00.619954262 +0200
@@ -34,7 +34,7 @@
 
 
 #include <errno.h>
-
+#include <string.h>
 
 FileJPEG::FileJPEG(Asset *asset, File *file)
  : FileList(asset, file, "JPEGLIST", ".jpg", FILE_JPEG, FILE_JPEG_LIST)
diff -Naur cinelerra-7-original/cinelerra/filemov.C cinelerra-7/cinelerra/filemov.C
--- cinelerra-7-original/cinelerra/filemov.C	2017-09-14 07:58:14.000000000 +0200
+++ cinelerra-7/cinelerra/filemov.C	2017-10-18 22:02:29.816607572 +0200
@@ -36,6 +36,7 @@
 #include "videodevice.inc"
 
 #include <unistd.h>
+#include <string.h>
 
 #if 0
 N_("MPEG-4")
diff -Naur cinelerra-7-original/cinelerra/filepng.C cinelerra-7/cinelerra/filepng.C
--- cinelerra-7-original/cinelerra/filepng.C	2015-08-12 19:47:55.000000000 +0200
+++ cinelerra-7/cinelerra/filepng.C	2017-10-18 22:47:27.753261590 +0200
@@ -30,6 +30,7 @@
 #include "videodevice.inc"
 
 #include <png.h>
+#include <string.h>
 
 FilePNG::FilePNG(Asset *asset, File *file)
  : FileList(asset, file, "PNGLIST", ".png", FILE_PNG, FILE_PNG_LIST)
diff -Naur cinelerra-7-original/cinelerra/videodevice.C cinelerra-7/cinelerra/videodevice.C
--- cinelerra-7-original/cinelerra/videodevice.C	2017-01-04 03:00:00.000000000 +0100
+++ cinelerra-7/cinelerra/videodevice.C	2017-10-18 22:49:12.569927767 +0200
@@ -50,6 +50,7 @@
 
 #include <unistd.h>
 #include <fcntl.h>
+#include <string.h>
 
 KeepaliveThread::KeepaliveThread(VideoDevice *device)
  : Thread()