20 lines
422 B
Plaintext
20 lines
422 B
Plaintext
# AC_CHECK_LIBM
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# -------------
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# check for math library
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AC_DEFUN([AC_CHECK_LIBM],
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[AC_REQUIRE([AC_CANONICAL_HOST])dnl
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LIBM=
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case $host in
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*-*-beos* | *-*-cygwin* | *-*-pw32* | *-*-darwin*)
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# These system don't have libm, or don't need it
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;;
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*-ncr-sysv4.3*)
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AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
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AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
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;;
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*)
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AC_CHECK_LIB(m, cos, LIBM="-lm")
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;;
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esac
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])# AC_CHECK_LIBM
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