[PATCH] configure: drop use of "pkg-config emacs"

[David Bremner]

This does not play well with --prefix. As Tomi notes in
id:m2k2p2rwth.fsf at guru.guru-group.fi, people still have the option of

% ./configure ---emacslispdir=`pkg-config emacs --variable sitepkglispdir`
---
 configure | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/configure b/configure
index 440d678..5f3fb9f 100755
--- a/configure
+++ b/configure
@@ -472,11 +472,7 @@ else
 fi
 
 if [ -z "${EMACSLISPDIR}" ]; then
-    if pkg-config --exists emacs; then
-	EMACSLISPDIR=$(pkg-config emacs --variable sitepkglispdir)
-    else
-	EMACSLISPDIR='$(prefix)/share/emacs/site-lisp'
-    fi
+    EMACSLISPDIR='$(prefix)/share/emacs/site-lisp'
 fi
 
 if [ -z "${EMACSETCDIR}" ]; then
-- 
2.6.2