X-Git-Url: https://ruderich.org/simon/gitweb/?p=coloredstderr%2Fcoloredstderr.git;a=blobdiff_plain;f=configure.ac;h=307b8596a2d91d67ab1e82a3ebabccf9ce777c9d;hp=a4f04cc7f63e0426ca329cff7e668dd996a8e6b7;hb=732d4d636d8f2362895f4979ef853c56ddf12caf;hpb=db7cd10c74ccaa0aa32b8b3fc0ef050a64f87d51

diff --git a/configure.ac b/configure.ac
index a4f04cc..307b859 100644
--- a/configure.ac
+++ b/configure.ac
@@ -46,7 +46,8 @@ AC_C_INLINE
 AX_C___ATTRIBUTE__
 
 AC_FUNC_FORK
-AC_CHECK_FUNCS([memmove setenv])
+AC_CHECK_FUNCS([memmove setenv],
+               [],[AC_MSG_ERROR([function is required])])
 
 dnl Thanks to gperftools' configure.ac (https://code.google.com/p/gperftools).
 AC_MSG_CHECKING([for __builtin_expect])