configure: remove check for libxpg4

[Tijl Coosemans]

---
 configure.ac |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
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diff --git a/configure.ac b/configure.ac
index ba5b4da..107f802 100644
--- a/configure.ac
+++ b/configure.ac
@@ -143,8 +143,6 @@ dnl Check for -li386 for NetBSD and OpenBSD
 AC_CHECK_LIB(i386,i386_set_ldt)
 dnl Check for -lossaudio for NetBSD
 AC_CHECK_LIB(ossaudio,_oss_ioctl)
-dnl Check for -lxpg4 for FreeBSD
-AC_CHECK_LIB(xpg4,_xpg4_setrunelocale)
 dnl Check for -lpthread
 AC_CHECK_LIB(pthread,pthread_create,AC_SUBST(LIBPTHREAD,"-lpthread"))