--- ./configure.in.orig 2012-01-09 20:51:43.102828225 -0700 +++ ./configure.in 2012-01-09 20:53:17.237845506 -0700 @@ -1624,7 +1624,7 @@ #if test $use = "386-linux" ; then AC_CHECK_HEADERS(asm/sigcontext.h) - AC_CHECK_HEADERS(asm/signal.h) + AC_CHECK_HEADERS(asm/signal.h, [], [], [#define __ASSEMBLY__]) AC_MSG_CHECKING([for sigcontext]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include <signal.h> @@ -1649,6 +1649,7 @@ #include <asm/sigcontext.h> #endif #ifdef HAVE_ASM_SIGNAL_H + #define __ASSEMBLY__ #include <asm/signal.h> #endif ]], --- ./configure.orig 2012-01-09 20:51:54.679584389 -0700 +++ ./configure 2012-01-09 20:53:37.292423109 -0700 @@ -8230,7 +8230,8 @@ for ac_header in asm/signal.h do : - ac_fn_c_check_header_mongrel "$LINENO" "asm/signal.h" "ac_cv_header_asm_signal_h" "$ac_includes_default" + ac_fn_c_check_header_compile "$LINENO" "asm/signal.h" "ac_cv_header_asm_signal_h" "#define __ASSEMBLY__ +" if test "x$ac_cv_header_asm_signal_h" = xyes; then : cat >>confdefs.h <<_ACEOF #define HAVE_ASM_SIGNAL_H 1 @@ -8283,6 +8284,7 @@ #include <asm/sigcontext.h> #endif #ifdef HAVE_ASM_SIGNAL_H + #define __ASSEMBLY__ #include <asm/signal.h> #endif