games/typespeed: Fix 15.0 build.

Signed-off-by: B. Watson <yalhcru@gmail.com>

games/typespeed/typespeed.SlackBuild

@@ -2,6 +2,8 @@
 # Slackware build script for talkfilters
 # Written by Dan-Simon Myrland <dansimon@radiotube.org>
 
+# 20220221 bkw: Modified by SlackBuilds.org: fix build on 15.0.
+
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=typespeed
@@ -18,9 +20,6 @@ if [ -z "$ARCH" ]; then
 	esac
 fi
 
-# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
-# the name of the created package would be, and then exit. This information
-# could be useful to other scripts.
 if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
   echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
   exit 0
@@ -55,9 +54,11 @@ cd $PRGNAM-$VERSION
 chown -R root:root .
 find -L . \
  \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
-  -o -perm 511 \) -exec chmod 755 {} \; -o \
+  -o -perm 511 \) -exec chmod 755 {} \+ -o \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
-  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
+  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \+
+
+SLKCFLAGS+=" -fcommon"
 
 CFLAGS="$SLKCFLAGS" \
 CXXFLAGS="$SLKCFLAGS" \