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Check for unsetenv.

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1 parent 6fc8eee commit 1e12d583151cc2986e556c31f2f053e2987bc926 @acaudwell committed Sep 16, 2011
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  1. +3 −0 configure.ac
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@@ -17,6 +17,9 @@ AC_LANG(C++)
AC_CHECK_FUNC(timegm,AC_DEFINE(HAVE_TIMEGM))
AC_SUBST(HAVE_TIMEGM)
+AC_CHECK_FUNC(unsetenv,AC_DEFINE(HAVE_UNSETENV))
+AC_SUBST(HAVE_UNSETENV)
+
#Disable X11 on Macs unless required
AS_IF([test "$with_x" != yes], [
case "$host_os" in

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