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M4 quote yywrap in AC_PROG_LEX
It didn't output an error, but it's best practice. Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
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@ -93,7 +93,7 @@ AC_PROG_CC
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AM_PROG_CC_C_O
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AC_PROG_CXX
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AC_PROG_CPP
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AC_PROG_LEX(yywrap)
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AC_PROG_LEX([yywrap])
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AC_PROG_YACC
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AS_IF([test -z "$CC" -o -z "$CXX"],
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[AC_MSG_ERROR([no suitable compiler found])])
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