Start automake-ifying

modules/engines/pixbuf/Makefile.am

+INCLUDES = $(GTK_CFLAGS)
+
+enginedir = $(libdir)/gtk/themes/engines
+
+engine_LTLIBRARIES = libpixmap.la
+
+libpixmap_la_SOURCES = 		\
+	pixmap_theme_draw.c	\
+	pixmap_theme_main.c	\
+	pixmap_theme_pixbuf.c	\
+	pixmap_theme.h
+
+libpixmap_la_LDFLAGS = -module -avoid-version
+libpixmap_la_LIBADD =