4.4BSD/usr/src/contrib/gcc-2.3.3/config/xm-i386isc.h
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20: OpenBSD-4.6/gnu/egcs/gcc/config/i386/xm-isc.h
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#define REAL_VALUE_ATOF(x) strtod ((x), (char **)0) extern double strtod (); #include "xm-i386v.h"