(jm_PREREQ_TEMPNAME): Check for declaration of getenv.

diff --git a/m4/prereq.m4 b/m4/prereq.m4
index 23ac83a3253b420f496bb391e1dd696d03ab4cda..376b0564058fed1d3139f232cf602b9bba9fe794 100644 (file)
--- a/m4/prereq.m4
+++ b/m4/prereq.m4
@@ -147,6 +147,7 @@ AC_DEFUN([jm_PREREQ_TEMPNAME],
   AC_HEADER_STAT
   AC_CHECK_HEADERS(fcntl.h sys/time.h stdint.h unistd.h)
   AC_CHECK_FUNCS(__secure_getenv gettimeofday)
+  AC_CHECK_DECLS([getenv])
 ])
 
 AC_DEFUN([jm_PREREQ_XGETCWD],