diff --git a/unix/configure b/unix/configure
index 94726515..5c6a396c 100755
--- a/unix/configure
+++ b/unix/configure
@@ -6310,7 +6310,7 @@ S9XDEFS="$S9XDEFS -DGFX_MULTI_FORMAT"
 
 # Output.
 
-S9XFLGS="$CXXFLAGS $CPPFLAGS $S9XFLGS"
+S9XFLGS="$CXXFLAGS $CPPFLAGS $LDFLAGS $S9XFLGS"
 S9XLIBS="$LIBS $S9XLIBS"
 
 S9XFLGS="`echo \"$S9XFLGS\" | sed -e 's/  */ /g'`"
diff --git a/unix/configure.ac b/unix/configure.ac
index cde86b4d..13434673 100644
--- a/unix/configure.ac
+++ b/unix/configure.ac
@@ -450,7 +450,7 @@ S9XDEFS="$S9XDEFS -DGFX_MULTI_FORMAT"
 
 # Output.
 
-S9XFLGS="$CXXFLAGS $CPPFLAGS $S9XFLGS"
+S9XFLGS="$CXXFLAGS $CPPFLAGS $LDFLAGS $S9XFLGS"
 S9XLIBS="$LIBS $S9XLIBS"
 
 S9XFLGS="`echo \"$S9XFLGS\" | sed -e 's/  */ /g'`"