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4.8.3 autoheader¤Î¥Þ¥¯¥í

autoheader¤Ïconfigure.ac¤òÄ´ºº¤·¡¤ÄêµÁ¤µ¤ì¤Æ¤¤¤ëC¥×¥ê¥× ¥í¥»¥Ã¥µ¥·¥ó¥Ü¥ë¤òȽÄꤷ¤Þ¤¹¡¥¤½¤ì¤Ï¡¤AC_CHECK_HEADERS¤ä AC_CHECK_FUNCSÅù¤¬ÄêµÁ¤·¤Æ¤¤¤ë¥·¥ó¥Ü¥ë¤ËÂФ¹¤ë¥Æ¥ó¥×¥ì¡¼¥È¤òÀ¸À® ¤¹¤ëÊýË¡¤ÏÃΤäƤ¤¤Þ¤¹¤¬¡¤¤¢¤é¤æ¤ëÄɲäΥ·¥ó¥Ü¥ë¤òAC_DEFINE¤·¤Æ¤¤ ¤ë¾ì¹ç¡¤¤½¤ì¤ËÂФ¹¤ë¥Æ¥ó¥×¥ì¡¼¥È¤òÄêµÁ¤¹¤ëɬÍפ¬¤¢¤ê¤Þ¤¹¡¥¥Æ¥ó¥×¥ì¡¼¥È¤¬ ̵¤¤¾ì¹ç¡¤autoheader¤Ï¥¨¥é¡¼¥á¥Ã¥»¡¼¥¸¤È¤È¤â¤Ë¼ºÇÔ¤·¤Þ¤¹¡¥

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Macro: AH_VERBATIM (key, template)

autoheader¤Ë¡¤template¤ò¤½¤Î¤Þ¤Þ¥Ø¥Ã¥À¥Æ¥ó¥×¥ì¡¼¥È¥Õ¥¡¥¤ ¥ë¤Ë´Þ¤á¤ë¤è¤¦ÅÁ¤¨¤Þ¤¹¡¥¤³¤Îtemplate¤Ïkey¤Ë´ØÏ¢ÉÕ¤±¤µ¤ì¤Æ¤¤ ¤Æ¡¤¤½¤ì¤ÏÁ´¤Æ¤Î°Û¤Ê¤ë¥Æ¥ó¥×¥ì¡¼¥È¤òʤÙÂØ¤¨¤·¡¤¤½¤ì¤é¤Î¥æ¥Ë¡¼¥¯À­¤òÊÝ¾Ú ¤¹¤ë¤¿¤á¤Ë»ÈÍѤµ¤ì¤Þ¤¹¡¥¤½¤ì¤Ï¡¤AC_DEFINE¤µ¤ì¤ë¤³¤È¤¬²Äǽ¤Ê¥·¥ó¥Ü ¥ë¤Ë¤¹¤Ù¤­¤Ç¤¹¡¥

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AH_VERBATIM([_GNU_SOURCE],
[/* Enable GNU extensions on systems that have them.  */
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif])
Macro: AH_TEMPLATE (key, description)

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AH_TEMPLATE([CRAY_STACKSEG_END],
            [Define to one of _getb67, GETB67, getb67
             for Cray-2 and Cray-YMP systems.  This
             function is required for alloca.c support
             on those systems.])

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/* Define to one of _getb67, GETB67, getb67 for Cray-2 and
   Cray-YMP systems.  This function is required for alloca.c
   support on those systems.  */
#undef CRAY_STACKSEG_END
Macro: AH_TOP (text)

text¤ò¥Ø¥Ã¥À¥Æ¥ó¥×¥ì¡¼¥È¥Õ¥¡¥¤¥ë¤ÎºÇ½é¤Ë´Þ¤á¤Þ¤¹¡¥

Macro: AH_BOTTOM (text)

text¤ò¥Ø¥Ã¥À¥Æ¥ó¥×¥ì¡¼¥È¥Õ¥¡¥¤¥ë¤ÎºÇ¸å¤Ë´Þ¤á¤Þ¤¹¡¥