Only use unsetenv() when it is available

[ngircd-alex.git] / configure.ng

diff --git a/configure.ng b/configure.ng
index e3f51cf0268a086a49c4baddd34a723cc75106ea..b9e92704e9fab7bcb1dfac7d36d63ffb2a8c0a6d 100644 (file)
--- a/configure.ng
+++ b/configure.ng
@@ -189,7 +189,7 @@ AC_CHECK_FUNCS([ \
 AC_CHECK_FUNCS_ONCE([ \
        arc4random arc4random_stir gai_strerror getaddrinfo getnameinfo inet_aton
        sigaction sigprocmask snprintf vsnprintf strdup strndup strlcpy strlcat \
-       strtok_r waitpid])
+       strtok_r unsetenv waitpid])
 
 # -- Configuration options --