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	diff --git a/Mk/Uses/blaslapack.mk b/Mk/Uses/blaslapack.mk
	new file mode 100644
	index 000000000000..d497654c429a
	--- /dev/null
	+++ b/Mk/Uses/blaslapack.mk
	@@ -0,0 +1,52 @@
	+# $FreeBSD$
	+#
	+# Handle dependencies on Blas / Lapack
	+#
	+# Feature: blaslapack
	+# Usage: USES=blaslapack or USES=blaslapack:ARGS
	+# Valid ARGS: atlas netlib gotoblas openblas (default)
	+#
	+# Provides: BLASLIB and LAPACKLIB
	+#
	+# Maintainer: thierry@FreeBSD.org
	+
	+.if !defined(_INCLUDE_USES_BLASLAPACK_MK)
	+_INCLUDE_USES_BLASLAPACK_MK= yes
	+
	+_valid_ARGS= atlas gotoblas netlib openblas
	+
	+_DEFAULT_BLASLAPACK= netlib
	+
	+.if empty(blaslapack_ARGS)
	+blaslapack_ARGS= ${_DEFAULT_BLASLAPACK}
	+.endif
	+
	+LDFLAGS+= -L${LOCALBASE}/lib
	+
	+.if ${blaslapack_ARGS} == atlas
	+LIB_DEPENDS+= libatlas.so:${PORTSDIR}/math/atlas
	+_BLASLIB= ptf77blas
	+LAPACKLIB= -lalapack -lptcblas
	+_ATLASLIB= atlas
	+ATLASLIB= -l${_ATLASLIB}
	+.elif ${blaslapack_ARGS} == gotoblas
	+LIB_DEPENDS+= libgoto2.so:${PORTSDIR}/math/gotoblas
	+LIB_DEPENDS+= liblapack.so:${PORTSDIR}/math/lapack
	+_BLASLIB= goto2p
	+LAPACKLIB= -lgoto2p
	+.elif ${blaslapack_ARGS} == netlib
	+LIB_DEPENDS+= libblas.so:${PORTSDIR}/math/blas
	+LIB_DEPENDS+= liblapack.so:${PORTSDIR}/math/lapack
	+_BLASLIB= blas
	+LAPACKLIB= -llapack
	+.elif ${blaslapack_ARGS} == openblas
	+LIB_DEPENDS+= libopenblas.so:${PORTSDIR}/math/openblas
	+_BLASLIB= openblasp
	+LAPACKLIB= -lopenblasp
	+.else
	+IGNORE= USES=blaslapack: invalid arguments: ${blaslapack_ARGS}
	+.endif
	+
	+BLASLIB= -l${_BLASLIB}
	+
	+.endif