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configure.ac: use AC_SYS_LARGEFILE to determine how to enable 64-bit file size support
Defining -D_FILE_OFFSET_BITS=64 works on most platforms, but not on all (i.e. Solaris). Also, the Autoconf macro offers the user a switch to disable the functionality in case of problems.
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1 changed files with 5 additions and 6 deletions
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@ -88,8 +88,7 @@ AC_PROG_LIBTOOL
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# Use 64-bit file system calls so that we can support files > 2 GiB.
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CFLAGS="-D_FILE_OFFSET_BITS=64 $CFLAGS"
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CXXFLAGS="-D_FILE_OFFSET_BITS=64 $CXXFLAGS"
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AC_SYS_LARGEFILE
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# Check for pubsetbuf.
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