20 lines
604 B
Diff
20 lines
604 B
Diff
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Use AC_USE_SYSTEM_EXTENSIONS to build with _GNU_SOURCE (and similar
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macros on non-GNU systems), to avoid an implicit declaration of the
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strptime function. This improves compatibility with future compilers
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which do not support implicit function declarations.
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Submitted upstream: <https://github.com/stedolan/jq/pull/2519>
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diff --git a/configure.ac b/configure.ac
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index 21628bfd5fe99485..ccd494ad7c365839 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -19,6 +19,7 @@ AC_PROG_CPP_WERROR
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AC_PROG_YACC
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AC_OBJEXT
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AC_EXEEXT
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+AC_USE_SYSTEM_EXTENSIONS
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LT_INIT([shared static win32-dll])
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AM_PROG_CC_C_O
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