Don't try to regenerate Makefiles at installation time, as this will forget
to link against the internal copy of libapreq2-dev, which will cause problems
when trying to load the module outside Apache.

Index: libapreq2-2.12/glue/Makefile.am
===================================================================
--- libapreq2-2.12.orig/glue/Makefile.am
+++ libapreq2-2.12/glue/Makefile.am
@@ -15,7 +15,6 @@ perl_test: perl/Makefile
 	cd perl; $(MAKE) test
 
 perl_install:
-	cd perl; INSTALL=1 @PERL@ @PERL_OPTS@ Makefile.PL -apxs @APACHE2_APXS@ @MM_OPTS@
 	cd perl; $(MAKE) install
 
 perl_clean:
Index: libapreq2-2.12/glue/Makefile.in
===================================================================
--- libapreq2-2.12.orig/glue/Makefile.in
+++ libapreq2-2.12/glue/Makefile.in
@@ -265,7 +265,6 @@ perl_test: perl/Makefile
 	cd perl; $(MAKE) test
 
 perl_install:
-	cd perl; INSTALL=1 @PERL@ @PERL_OPTS@ Makefile.PL -apxs @APACHE2_APXS@ @MM_OPTS@
 	cd perl; $(MAKE) install
 
 perl_clean: