games/warsow: Fix 15.0 build.

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

games/warsow/warsow.SlackBuild

@@ -24,6 +24,8 @@
 # Updated by goarilla <goarilla@gmail.com>
 # Updated to v2.1.2 by SlackBuilds.org: version 2.1 was broken.
 
+# 20220221 bkw: Modified by SlackBuilds.org: fix build on 15.0.
+
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=warsow
@@ -38,9 +40,6 @@ case "$( uname -m )" in
        *) ARCH=$( uname -m ) ;;
 esac
 
-# 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.$PKGTYPE"
   exit 0
@@ -85,11 +84,16 @@ rm -rf "${PKG}/usr/share/${PRGNAM}/warsow-2.1.2/"
 # unpack sdk
 tar -C "${TMP}/${PRGNAM}-${VERSION}" -xvf "$SDK" warsow_21_sdk/
 
+SLKCFLAGS+=" -fcommon"
 # build
 cd "${TMP}/${PRGNAM}-${VERSION}"
 cd warsow_21_sdk/source/source
-cmake -DQFUSION_GAME="Warsow" .
-make
+cmake \
+  -DQFUSION_GAME="Warsow" \
+  -DCMAKE_CXX_FLAGS="$SLKCFLAGS" \
+  -DCMAKE_C_FLAGS="$SLKCFLAGS" \
+  .
+make VERBOSE=1
 
 # copy build
 cp -rf build/wsw* build/warsow* build/libs "${PKG}/usr/share/${PRGNAM}/"