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| author | Lennart Poettering <lennart@poettering.net> | 2009-05-19 22:34:43 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2009-05-20 02:09:32 +0200 |
| commit | ec901d786f6de6e6f870279e2d955f491619c559 (patch) | |
| tree | 9855d127242c9f910dc3d90ddb2e6267929f711d /configure.in | |
| parent | 9293e823767daee79386cc797510808f4eed01a3 (diff) | |
byteswap: make use of glibc specific bytswap primitives
glibc knows three bswap_{16|32|64}() calls that internally make use of a
gcc extension to implement faster byteswapping. We should make use of it
if we can.
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.in b/configure.in index c2c6a8c9..036679ce 100644 --- a/configure.in +++ b/configure.in @@ -679,6 +679,8 @@ AC_CHECK_HEADERS(execinfo.h, [AC_CHECK_FUNCS(backtrace)]) AC_CHECK_HEADERS(errno.h) +AC_CHECK_HEADERS(byteswap.h) + AC_CHECK_HEADERS(unistd.h) # checking for a posix version of getpwnam_r |