File gnushogi-1.3-autoconf.patch of Package gnushogi

--- configure.in
+++ configure.in
@@ -54,7 +54,7 @@
 # C compiler warnings.
 #
 
-if [[ $ac_cv_prog_gcc = yes ]]
+if [[ "x$GCC" = xyes ]]
 then
 WARNINGS="-Wall -Wno-implicit-int"
 CEXTRAFLAGS="-funroll-loops \$(HASH)"