@@ -5679,6 +5679,72 @@ if test "$ac_cv_search_fdatasync" != no; then
56795679
56805680fi
56815681
5682+ # Cygwin:
5683+
5684+ echo " $as_me :$LINENO : checking for shmget in -lcygipc" >&5
5685+ echo $ECHO_N " checking for shmget in -lcygipc...$ECHO_C " >&6
5686+ if test " ${ac_cv_lib_cygipc_shmget+set} " set ; then
5687+ echo $ECHO_N " (cached)$ECHO_C " >&6
5688+ else
5689+ ac_check_lib_save_LIBS=$LIBS
5690+ LIBS=" -lcygipc$LIBS "
5691+ cat> conftest.$ac_ext << _ACEOF
5692+ #line$LINENO "configure"
5693+ #include "confdefs.h"
5694+
5695+ /* Override any gcc2 internal prototype to avoid an error. */
5696+ #ifdef __cplusplus
5697+ extern "C"
5698+ #endif
5699+ /* We use char because int might match the return type of a gcc2
5700+ builtin and then its argument prototype would still apply. */
5701+ char shmget ();
5702+ #ifdef F77_DUMMY_MAIN
5703+ # ifdef __cplusplus
5704+ extern "C"
5705+ # endif
5706+ int F77_DUMMY_MAIN() { return 1; }
5707+ #endif
5708+ int
5709+ main ()
5710+ {
5711+ shmget ();
5712+ ;
5713+ return 0;
5714+ }
5715+ _ACEOF
5716+ rm -f conftest.$ac_objext conftest$ac_exeext
5717+ if { (evalecho " $as_me :$LINENO :\" $ac_link \" " >&5
5718+ (eval$ac_link )2>&5
5719+ ac_status=$?
5720+ echo " $as_me :$LINENO :\$ ? =$ac_status " >&5
5721+ (exit$ac_status ); }&&
5722+ { ac_try=' test -s conftest$ac_exeext'
5723+ { (evalecho " $as_me :$LINENO :\" $ac_try \" " >&5
5724+ (eval$ac_try )2>&5
5725+ ac_status=$?
5726+ echo " $as_me :$LINENO :\$ ? =$ac_status " >&5
5727+ (exit$ac_status ); }; }; then
5728+ ac_cv_lib_cygipc_shmget=yes
5729+ else
5730+ echo " $as_me : failed program was:" >&5
5731+ cat conftest.$ac_ext >&5
5732+ ac_cv_lib_cygipc_shmget=no
5733+ fi
5734+ rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
5735+ LIBS=$ac_check_lib_save_LIBS
5736+ fi
5737+ echo " $as_me :$LINENO : result:$ac_cv_lib_cygipc_shmget " >&5
5738+ echo " ${ECHO_T} $ac_cv_lib_cygipc_shmget " >&6
5739+ if test $ac_cv_lib_cygipc_shmget = yes; then
5740+ cat>> confdefs.h<< _ACEOF
5741+ #define HAVE_LIBCYGIPC 1
5742+ _ACEOF
5743+
5744+ LIBS=" -lcygipc$LIBS "
5745+
5746+ fi
5747+
56825748
56835749if test " $with_readline " ; then
56845750