do.sh.patch for tif22pnm v0.13

--- do.sh.old   2011-12-15 23:43:08.000000000 +0100
+++ do.sh   2011-12-28 11:52:21.000000000 +0100
@@ -98,11 +98,11 @@
   for C in $SOURCES; do OS="$OS ${C%.*}.o"; done
   set -e
   for C in $SOURCES; do
-    echo + $L_CC $CPPFLAGS $CFLAGS $CFLAGSB -c $C
-    $L_CC $CPPFLAGS $CFLAGS $CFLAGSB -c $C
+    echo + $L_CC $CPPFLAGS $CFLAGS $CFLAGSB -c $C $EXTRAFLAGS
+    $L_CC $CPPFLAGS $CFLAGS $CFLAGSB -c $C $EXTRAFLAGS
   done
-  echo + $L_LD $LDFLAGS $OS -o "$TARGET" $LIBS
-  $L_LD $LDFLAGS $OS -o "$TARGET" $LIBS
+  echo + $L_LD $LDFLAGS $OS -o "$TARGET" $LIBS $EXTRAFLAGS
+  $L_LD $LDFLAGS $OS -o "$TARGET" $LIBS $EXTRAFLAGS
   set +e
   export TARGET
   echo "Created executable file: $TARGET (size: `perl -e 'print -s $ENV{TARGET}'`)."
@@ -111,9 +111,11 @@
 SOURCES='ptspnm.c minigimp.c miniglib.c ptstiff3.c tif22pnm.c'
 TARGET=tif22pnm
 LIBS="$LIBS_TIFF"
+EXTRAFLAGS=""
 build

 SOURCES='png22pnm.c'
 TARGET=png22pnm
 LIBS="$LIBS_PNG"
+EXTRAFLAGS="-lz -lm"
 build