Index: config/lp.m4
===================================================================
--- config/lp.m4	(revision 1385)
+++ config/lp.m4	(revision 1388)
@@ -63,7 +63,7 @@
       AC_MSG_RESULT([yes])
     else
-      $GLPK_CFLAGS=""
-      $GLPK_LDFLAGS=""
-      $GLPK_LIBS=""
+      GLPK_CFLAGS=""
+      GLPK_LDFLAGS=""
+      GLPK_LIBS=""
       AC_MSG_RESULT([no])
     fi
@@ -138,7 +138,7 @@
       AC_MSG_RESULT([yes])
     else
-      $CPLEX_CFLAGS=""
-      $CPLEX_LDFLAGS=""
-      $CPLEX_LIBS=""
+      CPLEX_CFLAGS=""
+      CPLEX_LDFLAGS=""
+      CPLEX_LIBS=""
       AC_MSG_RESULT([no])
     fi