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-rw-r--r--configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 35cbbe0..982b74f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -150,7 +150,7 @@ dnl Checks for typedefs, structures, and compiler characteristics.
dnl Checks for library functions.
AC_CHECK_FUNCS(getline getopt_long setenv setpgid setpgrp setsid)
-AC_CHECK_FUNCS(unsetenv usleep vsnprintf)
+AC_CHECK_FUNCS(unsetenv vsnprintf)
AM_LANGINFO_CODESET