audio/aseqview: Build with gtk2, not gtk1.

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

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

audio/aseqview/aseqview.SlackBuild

@@ -6,11 +6,14 @@
 
 # Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.
 
+# 20210805 bkw, BUILD=2:
+# - build with gtk2 rather than gtk1, apply a couple of upstream fixes.
+
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=aseqview
 VERSION=${VERSION:-0.2.8}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -22,9 +25,6 @@ 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
@@ -60,6 +60,10 @@ chown -R root:root .
 find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} \+ -o \
         \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} \+
 
+# From upstream's github: fix a segfault and a possible autotools issue.
+# Commits b31044a and e40717b.
+patch -p1 < $CWD/post-0.2.8-fixes.diff
+
 # 20180916 bkw: need this due to these:
 # levelbar.o: In function `g_bit_nth_lsf':
 # levelbar.c:(.text+0x410): multiple definition of `g_bit_nth_lsf'
@@ -75,6 +79,7 @@ CXXFLAGS="$SLKCFLAGS" \
   --localstatedir=/var \
   --mandir=/usr/man \
   --docdir=/usr/doc/$PRGNAM-$VERSION \
+  --enable-gtk2 \
   --build=$ARCH-slackware-linux
 
 make