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-rw-r--r--configure.in2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.in b/configure.in
index ca76701..0505781 100644
--- a/configure.in
+++ b/configure.in
@@ -417,7 +417,7 @@ dnl ----------------------------------------------------------------------
dnl Check for functions.
dnl
AC_CHECK_FUNCS(getpwuid gethostname system getrusage fork waitpid)
-AC_CHECK_FUNCS(gettimeofday BSDgettimeofday difftime snprintf)
+AC_CHECK_FUNCS(gettimeofday BSDgettimeofday difftime snprintf vsnprintf)
AC_CHECK_FUNCS(compress2 setsysinfo longjmp signal sigaction)
AC_TRY_COMPILE([#include<sys/types.h>],
[off64_t n = 0;],