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-rw-r--r--config.h.in31
1 files changed, 14 insertions, 17 deletions
diff --git a/config.h.in b/config.h.in
index 2931048bf..3309c9fd5 100644
--- a/config.h.in
+++ b/config.h.in
@@ -15,15 +15,15 @@
/* Define to 1 if you have the `z' library (-lz). */
#undef HAVE_LIBZ
-/* Define to 1 if you have the <memory.h> header file. */
-#undef HAVE_MEMORY_H
-
/* Define to 1 if you have the `pow' function. */
#undef HAVE_POW
/* Define to 1 if you have the <stdint.h> header file. */
#undef HAVE_STDINT_H
+/* Define to 1 if you have the <stdio.h> header file. */
+#undef HAVE_STDIO_H
+
/* Define to 1 if you have the <stdlib.h> header file. */
#undef HAVE_STDLIB_H
@@ -96,7 +96,9 @@
/* Enable POWERPC VSX optimizations */
#undef PNG_POWERPC_VSX_OPT
-/* Define to 1 if you have the ANSI C header files. */
+/* Define to 1 if all of the C90 standard headers exist (not just the ones
+ required in a freestanding environment). This macro is provided for
+ backward compatibility; new code need not use it. */
#undef STDC_HEADERS
/* Define to 1 if your <sys/time.h> declares `struct tm'. */
@@ -105,22 +107,17 @@
/* Version number of package */
#undef VERSION
-/* Define to empty if `const' does not conform to ANSI C. */
-#undef const
-
/* Define to the equivalent of the C99 'restrict' keyword, or to
nothing if this is not supported. Do not define if restrict is
- supported directly. */
+ supported only directly. */
#undef restrict
-/* Work around a bug in Sun C++: it does not support _Restrict or
- __restrict__, even though the corresponding Sun C compiler ends up with
- "#define restrict _Restrict" or "#define restrict __restrict__" in the
- previous line. Perhaps some future version of Sun C++ will work with
- restrict; if so, hopefully it defines __RESTRICT like Sun C does. */
-#if defined __SUNPRO_CC && !defined __RESTRICT
+/* Work around a bug in older versions of Sun C++, which did not
+ #define __restrict__ or support _Restrict or __restrict__
+ even though the corresponding Sun C compiler ended up with
+ "#define restrict _Restrict" or "#define restrict __restrict__"
+ in the previous line. This workaround can be removed once
+ we assume Oracle Developer Studio 12.5 (2016) or later. */
+#if defined __SUNPRO_CC && !defined __RESTRICT && !defined __restrict__
# define _Restrict
# define __restrict__
#endif
-
-/* Define to `unsigned int' if <sys/types.h> does not define. */
-#undef size_t