fix headers files

src/lib66/symlink/symlink_make.c

@@ -14,7 +14,7 @@
 
 #include <string.h>
 #include <sys/stat.h>
-#include <sys/errno.h>
+#include <errno.h>
 #include <unistd.h>
 
 #include <oblibs/log.h>

src/lib66/write/write_execute_scripts.c

@@ -14,7 +14,7 @@
 
 #include <string.h>
 #include <sys/stat.h>
-#include <sys/unistd.h>
+#include <unistd.h>
 
 #include <oblibs/log.h>
 #include <oblibs/string.h>