X-Git-Url: https://ruderich.org/simon/gitweb/?p=coloredstderr%2Fcoloredstderr.git;a=blobdiff_plain;f=configure.ac;h=a939d8affe5c558827d2117faf541cc3dbf64c77;hp=a4f04cc7f63e0426ca329cff7e668dd996a8e6b7;hb=217e8c8bc5fa8c22221514a320d6edeb1c2a101f;hpb=db7cd10c74ccaa0aa32b8b3fc0ef050a64f87d51

diff --git a/configure.ac b/configure.ac
index a4f04cc..a939d8a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -36,7 +36,9 @@ if test "x$GCC" = xyes; then
     CFLAGS="-Wall -Wextra -Wconversion $CFLAGS"
 fi
 
-AC_CHECK_HEADERS([fcntl.h error.h])
+AC_CHECK_HEADERS([error.h])
+AC_CHECK_HEADERS([fcntl.h],
+                 [],[AC_MSG_ERROR([header is required])])
 
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
@@ -45,8 +47,15 @@ AC_TYPE_SSIZE_T
 AC_C_INLINE
 AX_C___ATTRIBUTE__
 
+AC_CHECK_MEMBER([struct _IO_FILE._fileno],
+                [AC_DEFINE([HAVE_STRUCT__IO_FILE__FILENO], 1,
+                           [Define to 1 if `_fileno' is a member of `struct _IO_FILE'.])],
+                [],[[#include <libio.h>]]) dnl ' fix for vim syntax coloring
+
 AC_FUNC_FORK
-AC_CHECK_FUNCS([memmove setenv])
+AC_CHECK_FUNCS([memmove setenv],
+               [],[AC_MSG_ERROR([function is required])])
+AC_CHECK_FUNCS([execvpe])
 
 dnl Thanks to gperftools' configure.ac (https://code.google.com/p/gperftools).
 AC_MSG_CHECKING([for __builtin_expect])