patch 8.0.0570: can't run make with several jobs

Problem:    Can't run make with several jobs, creating directories has a race
            condition.
Solution:   Use the MKDIR_P autoconf mechanism. (Eric N. Vander Weele,
            closes #1639)
diff --git a/Filelist b/Filelist
index fe2e34a..5d2b831 100644
--- a/Filelist
+++ b/Filelist
@@ -239,7 +239,7 @@
 		src/link.sh \
 		src/installman.sh \
 		src/installml.sh \
-		src/mkinstalldirs \
+		src/install-sh \
 		src/os_unix.c \
 		src/os_unix.h \
 		src/os_unixx.h \