bash.mk:

-Force some autoconf options so that job control
 is turned on.
 (Otherwise these checks fail when cross compiling.
  And when job control is disabled, bash can't be
  the default shell)

package/bash/bash.mk

@@ -36,6 +36,16 @@ $(BASH_DIR)/.configured: $(BASH_DIR)/.unpacked
 		$(TARGET_CONFIGURE_ARGS) \
 		CCFLAGS_FOR_BUILD="$(HOST_CFLAGS)" \
 		ac_cv_func_setvbuf_reversed=no \
+		ac_cv_have_decl_sys_siglist=yes \
+		bash_cv_job_control_missing=present \
+		bash_cv_sys_named_pipes=present \
+		bash_cv_unusable_rtsigs=no \
+		bash_cv_func_ctype_nonascii=yes \
+		bash_cv_decl_under_sys_siglist=yes \
+		bash_cv_ulimit_maxfds=yes \
+		bash_cv_getcwd_malloc=yes \
+		bash_cv_func_sigsetjmp=present \
+		bash_cv_printf_a_format=yes \
 		./configure \
 		--target=$(GNU_TARGET_NAME) \
 		--host=$(GNU_TARGET_NAME) \