Added some inclusions of string.h where necessary.

scheduler/pthread.c

@@ -14,6 +14,7 @@
 #include <errno.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <string.h>
 
 #include "winbase.h"
 #include "thread.h"

scheduler/synchro.c

@@ -9,6 +9,7 @@
 #include <signal.h>
 #include <sys/time.h>
 #include <unistd.h>
+#include <string.h>
 
 #include "file.h"  /* for DOSFS_UnixTimeToFileTime */
 #include "thread.h"

server/atom.c

@@ -8,6 +8,7 @@
 #include <assert.h>
 #include <stdlib.h>
 #include <stdio.h>
+#include <string.h>
 
 #include "unicode.h"
 #include "request.h"

tools/winebuild/spec32.c

@@ -11,6 +11,7 @@
 #include <assert.h>
 #include <ctype.h>
 #include <unistd.h>
+#include <string.h>
 
 #include "config.h"
 #include "winbase.h"

tools/wmc/mcl.c

@@ -8,6 +8,7 @@
 #include <stdlib.h>
 #include <ctype.h>
 #include <assert.h>
+#include <string.h>
 
 #include "config.h"