contributed patch for Solaris 9/x86 support

unix/tcl.m4

@@ -1961,6 +1961,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 		    ], [
 			do64bit_ok=yes
 			case $system in
+# Non functional check, m64/xarch depends on compiler not os version
 			    SunOS-5.1[[1-9]]*|SunOS-5.[[2-9]][[0-9]]*)
 				CFLAGS="$CFLAGS -m64"
 				LDFLAGS="$LDFLAGS -m64";;
@@ -1979,7 +1980,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 	    AS_IF([test "$GCC" = yes],[use_sunmath=no],[
 		arch=`isainfo`
 		AC_MSG_CHECKING([whether to use -lsunmath for fp rounding control])
-		AS_IF([test "$arch" = "amd64 i386"], [
+		AS_IF([test "$arch" = "amd64 i386" -o "$arch" = "i386"], [
 			AC_MSG_RESULT([yes])
 			MATH_LIBS="-lsunmath $MATH_LIBS"
 			AC_CHECK_HEADER(sunmath.h)
@@ -2012,13 +2013,13 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 	    ], [
 		AS_IF([test "$use_sunmath" = yes], [textmode=textoff],[textmode=text])
 		case $system in
-		    SunOS-5.[[1-9]][[0-9]]*)
+		    SunOS-5.[[1-9]][[0-9]]*|SunOS-5.[[7-9]])
 			SHLIB_LD="\${CC} -G -z $textmode \${LDFLAGS}";;
 		    *)
 			SHLIB_LD="/usr/ccs/bin/ld -G -z $textmode";;
 		esac
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
-		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR} -R${LIB_RUNTIME_DIR}'
 	    ])
 	    ;;
 	UNIX_SV* | UnixWare-5*)
@@ -2103,7 +2104,7 @@ dnl # preprocessing tests use only CPPFLAGS.
 
     AS_IF([test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""], [
         LIB_SUFFIX=${SHARED_LIB_SUFFIX}
-        MAKE_LIB='${SHLIB_LD} -o [$]@ ${OBJS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS} ${LD_SEARCH_FLAGS}'
+        MAKE_LIB='${SHLIB_LD} -o [$]@ ${OBJS} ${LD_SEARCH_FLAGS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS}'
         AS_IF([test "${SHLIB_SUFFIX}" = ".dll"], [
             INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) "$(BIN_INSTALL_DIR)/$(LIB_FILE)"'
             DLL_INSTALL_DIR="\$(BIN_INSTALL_DIR)"