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1 dnl Check for the tm_gmtoff field in struct tm
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2 dnl (Borrowed from the Gaim project)
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3
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4 AC_DEFUN([MC_TM_GMTOFF],
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5 [AC_REQUIRE([AC_STRUCT_TM])dnl
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6 AC_CACHE_CHECK([for tm_gmtoff in struct tm], ac_cv_struct_tm_gmtoff,
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7 [AC_TRY_COMPILE([#include <sys/types.h>
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8 #include <$ac_cv_struct_tm>], [struct tm tm; tm.tm_gmtoff;],
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9 ac_cv_struct_tm_gmtoff=yes, ac_cv_struct_tm_gmtoff=no)])
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10 if test "$ac_cv_struct_tm_gmtoff" = yes; then
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11 AC_DEFINE(HAVE_TM_GMTOFF, 1, [tm_gmtoff is available.])
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12 fi
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13 ])
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