build: resolve out-of-tree compilation failure
build: resolve out-of-tree compilation failure

The error was

	libtool: compile:  i686-w64-mingw32-gcc -DHAVE_CONFIG_H -I.
	-I../../src -I.. -I../.. -I../../include
	-DDBI_DRIVER_DIR=\"/usr/i686-w64-mingw32/lib/dbd\" -std=gnu99
	-g -O2 -MT dbi_main.lo -MD -MP -MF .deps/dbi_main.Tpo -c
	../../src/dbi_main.c -DDLL_EXPORT -DPIC -o .libs/dbi_main.o
	../../src/dbi_main.c:97:21: fatal error: dbi/dbi.h: No such
	file or directory
	compilation terminated.
	Makefile:430: recipe for target 'dbi_main.lo' failed
	make[2]: *** [dbi_main.lo] Error 1
	make[2]: Leaving directory '/home/narf/code/libdbi/obj-wming32/src'

cention-nazri/libdbi,cention-nazri/libdbi,cention-nazri/libdbi