Added Cygwin-related stuff.

configure

@@ -128,12 +128,24 @@ for arg ; do case "$arg" in
 esac; done
 
 #******************************************************************************#
-# Evaluate variables                                                           #
+# Little things                                                                #
 #******************************************************************************#
+# Cross-compilation things
+if [ ! $prefix_set ] && [ $target ]; then
+	prefix="$prefix"/"$target"
+fi
+
+# Check MS-Windows targets
+case "$target" in *-mingw32) windows=y ;;
+
+# Evaluate variables
 for var in prefix bindir mandir; do
 	eval $var'='$(eval 'echo $'$var)
 done
 
+# Check if is on Cygwin
+[ "$(expr substr $(uname -s) 1 10)" == "MINGW32_NT" ] && windows=y
+
 #******************************************************************************#
 # Create Makefile configuration                                                #
 #******************************************************************************#