Add shell null to else block

MinGW-W64-builds-4.2.0 shell doesn't like the empty else blocks.
10 years ago · 5d5b0d284a
1 changed files with 2 additions and 2 deletions
--- a/src/m4/ax_boost_base.m4
+++ b/src/m4/ax_boost_base.m4
@ -155,7 +155,7 @@ if test "x$want_boost" = "xyes"; then
        AC_MSG_RESULT(yes)
    succeeded=yes
    found_system=yes
-        ],[
+        ],[:
        ])
    AC_LANG_POP([C++])

@ -238,7 +238,7 @@ if test "x$want_boost" = "xyes"; then
            AC_MSG_RESULT(yes)
        succeeded=yes
        found_system=yes
-            ],[
+            ],[:
            ])
        AC_LANG_POP([C++])
    fi