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{fwrite,fputs,fputc}_unlocked() are not in POSIX.

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Define fwrite_unlocked(), fputs_unlocked() and fputc_unlocked() only if
they are available on the system.
This commit is contained in:
Simon Ruderich
2013-06-20 20:56:51 +02:00
parent 1fb32dbd84
commit 4eb55ac071
2 changed files with 11 additions and 1 deletions
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2
configure.ac
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@@ -56,6 +56,8 @@ AC_FUNC_FORK
AC_CHECK_FUNCS([memmove setenv],
[],[AC_MSG_ERROR([function is required])])
AC_CHECK_FUNCS([execvpe])
dnl These are not in POSIX.
AC_CHECK_FUNCS([fwrite_unlocked fputs_unlocked fputc_unlocked])
dnl Thanks to gperftools' configure.ac (https://code.google.com/p/gperftools).
AC_MSG_CHECKING([for __builtin_expect])