diff -r -u 20110722/ccp4-6.2.0/include/ccp4.setup-sh 20110907/ccp4-6.2.0/include/ccp4.setup-sh
--- 20110722/ccp4-6.2.0/include/ccp4.setup-sh	2011-03-14 16:22:18.000000000 +0000
+++ 20110907/ccp4-6.2.0/include/ccp4.setup-sh	2011-08-01 18:17:42.000000000 +0100
@@ -156,7 +156,7 @@
 
 # LD_LIBRARY_PATH specifies where to find dynamic libraries (e.g. libccp4.so)
 # at runtime
-if test "LD_LIBRARY_PATH"; then
+if test "$LD_LIBRARY_PATH"; then
   if test $ccp4_first_in_path -eq 1; then
     export LD_LIBRARY_PATH=$CLIB:$LD_LIBRARY_PATH
   else
@@ -168,7 +168,7 @@
 
 # DYLD_LIBRARY_PATH specifies where to find dynamic libraries
 # (e.g. libccp4.dylib) at runtime
-if test "DYLD_LIBRARY_PATH"; then
+if test "$DYLD_LIBRARY_PATH"; then
   if test $ccp4_first_in_path -eq 1; then
     export DYLD_LIBRARY_PATH=$CLIB:$DYLD_LIBRARY_PATH
   else