Alexandre Julliard : configure: Silence error when krb5-config is missing.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 56cb45456b8146d4c2aaa67298afdbaa4084bfbc
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=56cb45456b8146d4c2aaa67298afdbaa4084bfbc

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Fri Oct 20 18:59:00 2017 +0200

configure: Silence error when krb5-config is missing.

Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 configure    | 4 ++--
 configure.ac | 4 +++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index 8b6fc45..0c090eb 100755
--- a/configure
+++ b/configure
@@ -13753,13 +13753,13 @@ then
   KRB5_CFLAGS=`$PKG_CONFIG --cflags krb5 2>/dev/null`
 fi
 fi
-test "$cross_compiling" = yes || KRB5_CFLAGS=${KRB5_CFLAGS:-`krb5-config --cflags`}
+test "$cross_compiling" = yes || KRB5_CFLAGS=${KRB5_CFLAGS:-`${KRB5_CONFIG:-krb5-config} --cflags 2>/dev/null`}
 if ${KRB5_LIBS:+false} :; then :
   if ${PKG_CONFIG+:} false; then :
   KRB5_LIBS=`$PKG_CONFIG --libs krb5 2>/dev/null`
 fi
 fi
-test "$cross_compiling" = yes || KRB5_LIBS=${KRB5_LIBS:-`krb5-config --libs`}
+test "$cross_compiling" = yes || KRB5_LIBS=${KRB5_LIBS:-`${KRB5_CONFIG:-krb5-config} --libs 2>/dev/null`}
 
 $as_echo "$as_me:${as_lineno-$LINENO}: krb5 cflags: $KRB5_CFLAGS" >&5
 $as_echo "$as_me:${as_lineno-$LINENO}: krb5 libs: $KRB5_LIBS" >&5
diff --git a/configure.ac b/configure.ac
index 0ad9028..c02253b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1629,7 +1629,9 @@ WINE_NOTICE_WITH(gsm,[test "x$ac_cv_lib_soname_gsm" = "x"],
 dnl **** Check for krb5 ****
 if test "x$with_krb5" != "xno"
 then
-    WINE_PACKAGE_FLAGS(KRB5,[krb5],,[`krb5-config --cflags`],[`krb5-config --libs`],
+    WINE_PACKAGE_FLAGS(KRB5,[krb5],,
+                       [`${KRB5_CONFIG:-krb5-config} --cflags 2>/dev/null`],
+                       [`${KRB5_CONFIG:-krb5-config} --libs 2>/dev/null`],
         [AC_CHECK_HEADERS([krb5/krb5.h])
          if test "$ac_cv_header_krb5_krb5_h" = "yes"
          then