Add a missing xpm.h to the plist, and bring in some patches from Freedesktop

CVS to fix the Makefile, and install a libXpm.so with the same shared
library version as XF86.

x11/libXpm/Makefile

@@ -7,7 +7,7 @@
 
 PORTNAME=	libXpm
 PORTVERSION=	3.5.0
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	x11
 MASTER_SITES=	http://pdx.freedesktop.org/~xlibs/release/
 

x11/libXpm/files/patch-lib_Makefile.in

@@ -0,0 +1,29 @@
+--- lib/Makefile.in.orig	Fri Apr 16 02:42:59 2004
++++ lib/Makefile.in	Fri Apr 16 02:45:43 2004
+@@ -149,7 +149,7 @@
+ 	    $(XTHREADS_CFLAGS)
+ 
+ 
+-libXpm_la_LDFLAGS = -version-number 3:5:0 -no-undefined
++libXpm_la_LDFLAGS = -version-number 4:5:0 -no-undefined
+ 
+ libXpm_la_SOURCES = \
+ 	Attrib.c \
+@@ -173,7 +173,16 @@
+ 	WrFFrDat.c \
+ 	WrFFrI.c \
+ 	WrFFrP.c \
+-	XpmI.h
++	XpmI.h \
++	create.c \
++	data.c \
++	hashtab.c \
++	misc.c \
++	parse.c \
++	rgb.c \
++	rgbtab.h \
++	scan.c \
++	simx.h
+ 
+ 
+ libXpmincludedir = $(includedir)/X11

x11/libXpm/pkg-plist

@@ -1,5 +1,6 @@
+include/X11/xpm.h
 lib/libXpm.a
 lib/libXpm.la
 lib/libXpm.so
-lib/libXpm.so.3
+lib/libXpm.so.4
 libdata/pkgconfig/xpm.pc