I found this patch on Usenet that fixes the PerlQt-2.105 distribution to compile for Qt2. I had to also make some manual changes to Makefile.PL to point it to the correct libs/includes for Qt2, since I had both versions 1.44 and 2.2.1 installed.

diff -uNr PerlQt-2.105/Makefile.PL PerlQt-patched/Makefile.PL
--- PerlQt-2.105/Makefile.PL    Tue Mar  7 05:58:24 2000
+++ PerlQt-patched/Makefile.PL  Sun Aug 13 14:32:12 2000
@@ -23,10 +23,10 @@

 $win32 = 1 if $OS =~ /Win/;

-$MAKE = 'Qt-1.4';
+#$MAKE = 'Qt-1.4';

 # If you want to compile using Qt-2.0, uncomment the next line
-#$MAKE = 'Qt-2.0';
+$MAKE = 'Qt-2.0';

 $ENV{QTDIR} = $win32 ? "C:\\Qt" : '/usr/lib/qt' unless $ENV{QTDIR};

diff -uNr PerlQt-2.105/Qt-2.0/Qt.pig PerlQt-patched/Qt-2.0/Qt.pig
--- PerlQt-2.105/Qt-2.0/Qt.pig  Tue Mar  7 01:28:43 2000
+++ PerlQt-patched/Qt-2.0/Qt.pig        Tue Aug 15 21:28:15 2000
@@ -36,12 +36,6 @@
         WState_AutoMask,
         WState_Polished,
         WState_DND,
-        WState_USPositionX,
-        WState_PaletteSet,
-        WState_PaletteFixed,
-        WState_FontSet,
-        WState_FontFixed,
-        WState_Withdrawn
     };
     enum WidgetFlags {
         WType_TopLevel,
@@ -62,8 +56,6 @@
         WStyle_Tool,
         WStyle_StaysOnTop,
         WStyle_Dialog,
-        WStyle_Reserved2,
-        WStyle_Reserved3,
         WStyle_Mask,

         WDestructiveClose,
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