-current MKTPM=1 build failure

[Hauke Fath <hf%spg.tu-darmstadt.de@localhost>]

During a -current build with MKTPM=1, I have run into

[...]
--- tpm_nvread.o ---
#   compile  tpm_nvread/tpm_nvread.o
/var/tmp/netbsd-builds/developer/amd64/tools/bin/x86_64--netbsd-gcc -O2 
-fPIE    -std=gnu99   -Werror 
--sysroot=/var/tmp/netbsd-builds/developer/amd64/destdi
/local/source/netbsd-developer/crypto/external/cpl/tpm-tools/dist/src/tpm_mgmt/tpm_nvread.c: 
In function 'main':
/local/source/netbsd-developer/crypto/external/cpl/tpm-tools/dist/src/tpm_mgmt/tpm_nvread.c:273:49: 
error: 'S_IRUSR' undeclared (first use in this function)
   fd = open(filename, O_WRONLY|O_TRUNC|O_CREAT, S_IRUSR|S_IWUSR);
                                                 ^
/local/source/netbsd-developer/crypto/external/cpl/tpm-tools/dist/src/tpm_mgmt/tpm_nvread.c:273:49: 
note: each undeclared identifier is reported only once for e
/local/source/netbsd-developer/crypto/external/cpl/tpm-tools/dist/src/tpm_mgmt/tpm_nvread.c:273:57: 
error: 'S_IWUSR' undeclared (first use in this function)
   fd = open(filename, O_WRONLY|O_TRUNC|O_CREAT, S_IRUSR|S_IWUSR);
                                                         ^
--- dependall-usr.bin ---
/var/tmp/netbsd-builds/developer/amd64/tools/bin/nbctfconvert -g -L 
VERSION setemul.o
--- dependall-crypto/external ---
*** [tpm_nvread.o] Error code 1

nbmake[10]: stopped in 
/local/source/netbsd-developer/crypto/external/cpl/tpm-tools/bin/tpm_nvread


which the following patch fixes

Index: crypto/external/cpl/tpm-tools/dist/src/tpm_mgmt/tpm_nvread.c
===================================================================
RCS file: 
/cvsroot/src/crypto/external/cpl/tpm-tools/dist/src/tpm_mgmt/tpm_nvread.c,v
retrieving revision 1.1.1.1
diff -u -u -r1.1.1.1 tpm_nvread.c
--- crypto/external/cpl/tpm-tools/dist/src/tpm_mgmt/tpm_nvread.c 
28 Jan 2012 02:57:29 -0000      1.1.1.1
+++ crypto/external/cpl/tpm-tools/dist/src/tpm_mgmt/tpm_nvread.c 
12 Jan 2017 14:37:42 -0000
@@ -23,6 +23,7 @@
 #include <ctype.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <sys/stat.h>

 #include "tpm_nvcommon.h"
 #include "tpm_tspi.h"

-- okay to commit?

Cheerio,
hauke

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