Avoid installing into /no/.

Signed-off-by: Lars Wendler (Polynomial-C) <polynomial-c@gentoo.org>
X-Gentoo-Bug: 388383
X-Gentoo-Bug-URL: https://bugs.gentoo.org/388383

--- dcc-1.3.140/configure
+++ dcc-1.3.140/configure
@@ -3256,7 +3256,7 @@
   withval="$with_cgibin"
   :
 fi
-if test -n "$with_cgibin" -a "$with_cgi_bin" != no; then
+if test -n "$with_cgibin" -a "$with_cgibin" != no; then
     cgibin="$with_cgibin"
 fi