Add scripts to run configure with common settings

fltk/do-conf

@@ -0,0 +1,2 @@
+CXXFLAGS="-I$HOME/dev/squilu-git/libharu/include" \
+    ./configure --enable-localjpeg --enable-localzlib --enable-localpng

fltk/do-conf-mingwin32

@@ -0,0 +1,9 @@
+PREFIX=i686-w64-mingw32
+export CC=$PREFIX-gcc
+export CXX=$PREFIX-g++
+export CPP=$PREFIX-cpp
+export RANLIB=$PREFIX-ranlib
+
+CXXFLAGS="-I$HOME/dev/SquiLu/libharu/include" \
+    ./configure --host=mingw32 --build=mingw32 \
+    --enable-localjpeg --enable-localzlib --enable-localpng

fltk/do-conf-win32

@@ -0,0 +1,2 @@
+CXXFLAGS="-I$HOME/dev/SquiLu/libharu/include" \
+    ./configure --enable-localjpeg --enable-localzlib --enable-localpng

libharu/do-conf

@@ -0,0 +1 @@
+make -i -f build.mk