perl
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*/
#$d_asinh HAS_ASINH /**/
/* HAS_ATANH:
* This symbol, if defined, indicates that the atanh routine is
* available to do the inverse hyperbolic tangent function.
*/
#$d_atanh HAS_ATANH /**/
/* HAS_NON_INT_BITFIELDS:
* This symbol, if defined, indicates that the C compiler accepts, without
* error or warning, struct bitfields that are declared with sizes other
* than plain 'int'; for example 'unsigned char' is accepted.
*/
#$d_non_int_bitfields HAS_NON_INT_BITFIELDS /**/
/* HAS_BUILTIN_CHOOSE_EXPR:
* Can we handle GCC builtin for compile-time ternary-like expressions
*/
/* HAS_BUILTIN_EXPECT:
* Can we handle GCC builtin for telling that certain values are more
* likely
*/
#$d_builtin_expect HAS_BUILTIN_EXPECT /**/
#$d_builtin_choose_expr HAS_BUILTIN_CHOOSE_EXPR /**/
/* HAS_BUILTIN_ADD_OVERFLOW:
* This symbol, if defined, indicates that the compiler supports
* __builtin_add_overflow for adding integers with overflow checks.
*/
/* HAS_BUILTIN_SUB_OVERFLOW:
* This symbol, if defined, indicates that the compiler supports
* __builtin_sub_overflow for subtracting integers with overflow checks.
*/
/* HAS_BUILTIN_MUL_OVERFLOW:
* This symbol, if defined, indicates that the compiler supports
* __builtin_mul_overflow for multiplying integers with overflow checks.
*/
#$d_builtin_add_overflow HAS_BUILTIN_ADD_OVERFLOW /**/
#$d_builtin_sub_overflow HAS_BUILTIN_SUB_OVERFLOW /**/
#$d_builtin_mul_overflow HAS_BUILTIN_MUL_OVERFLOW /**/
/* HAS_C99_VARIADIC_MACROS:
* If defined, the compiler supports C99 variadic macros.
*/
#$d_c99_variadic_macros HAS_C99_VARIADIC_MACROS /**/
/* HAS_CLASS:
* This symbol, if defined, indicates that the class routine is
* available to classify doubles. Available for example in AIX.
* The returned values are defined in <float.h> and are:
*
* FP_PLUS_NORM Positive normalized, nonzero
* FP_MINUS_NORM Negative normalized, nonzero
* FP_PLUS_DENORM Positive denormalized, nonzero
* FP_MINUS_DENORM Negative denormalized, nonzero
* FP_PLUS_ZERO +0.0
* FP_MINUS_ZERO -0.0
* FP_PLUS_INF +INF
* FP_MINUS_INF -INF
* FP_NANS Signaling Not a Number (NaNS)
* FP_NANQ Quiet Not a Number (NaNQ)
*/
#$d_class HAS_CLASS /**/
/* HAS_CLEARENV:
* This symbol, if defined, indicates that the clearenv () routine is
* available for use.
*/
#$d_clearenv HAS_CLEARENV /**/
/* HAS_STRUCT_CMSGHDR:
* This symbol, if defined, indicates that the struct cmsghdr
* is supported.
*/
#$d_cmsghdr_s HAS_STRUCT_CMSGHDR /**/
/* HAS_COPYSIGN:
* This symbol, if defined, indicates that the copysign routine is
* available to do the copysign function.
*/
#$d_copysign HAS_COPYSIGN /**/
/* HAS_COPYSIGNL:
* This symbol, if defined, indicates that the copysignl routine is
* available. If aintl is also present we can emulate modfl.
*/
#$d_copysignl HAS_COPYSIGNL /**/
/* USE_CPLUSPLUS:
* This symbol, if defined, indicates that a C++ compiler was
* used to compiled Perl and will be used to compile extensions.
*/
#$d_cplusplus USE_CPLUSPLUS /**/
/* HAS_DBMINIT_PROTO:
* This symbol, if defined, indicates that the system provides
* a prototype for the dbminit() function. Otherwise, it is up
* to the program to supply one. A good guess is
* extern int dbminit(char *);
*/
#$d_dbminitproto HAS_DBMINIT_PROTO /**/
/* HAS_DIR_DD_FD:
* This symbol, if defined, indicates that the DIR* dirstream
* structure contains a member variable named dd_fd.
*/
#$d_dir_dd_fd HAS_DIR_DD_FD /**/
/* HAS_DIRFD:
* This manifest constant lets the C program know that dirfd
* is available.
*/
#$d_dirfd HAS_DIRFD /**/
/* DLSYM_NEEDS_UNDERSCORE:
* This symbol, if defined, indicates that we need to prepend an
* underscore to the symbol name before calling dlsym(). This only
* makes sense if you *have* dlsym, which we will presume is the
* case if you're using dl_dlopen.xs.
*/
#$d_dlsymun DLSYM_NEEDS_UNDERSCORE /**/
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