diff --git a/audio/alsacap/alsacap.SlackBuild b/audio/alsacap/alsacap.SlackBuild
index 8cc0ce49ac..53668aedf0 100644
--- a/audio/alsacap/alsacap.SlackBuild
+++ b/audio/alsacap/alsacap.SlackBuild
@@ -17,11 +17,13 @@
 # compiler warnings in alsacap.c. VERSION now 20200821 (modification time
 # of alsacap.c).
 
+# 20240824 bkw: BUILD=2, add doinst/douninst for man page database.
+
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=alsacap
 VERSION=${VERSION:-20200821}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -44,16 +46,12 @@ OUTPUT=${OUTPUT:-/tmp}
 
 if [ "$ARCH" = "i586" ]; then
   SLKCFLAGS="-O2 -march=i586 -mtune=i686"
-  LIBDIRSUFFIX=""
 elif [ "$ARCH" = "i686" ]; then
   SLKCFLAGS="-O2 -march=i686 -mtune=i686"
-  LIBDIRSUFFIX=""
 elif [ "$ARCH" = "x86_64" ]; then
   SLKCFLAGS="-O2 -fPIC"
-  LIBDIRSUFFIX="64"
 else
   SLKCFLAGS="-O2"
-  LIBDIRSUFFIX=""
 fi
 
 set -e
@@ -65,8 +63,8 @@ rm -rf $PRGNAM
 tar xvf $CWD/$PRGNAM.tgz
 cd $PRGNAM
 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 {} \+
+find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} + -o \
+        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} +
 
 sed -i "s,gcc,gcc $SLKCFLAGS," Makefile
 make
@@ -80,6 +78,8 @@ cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
 
 mkdir -p $PKG/install
 cat $CWD/slack-desc > $PKG/install/slack-desc
+cat $CWD/doinst.sh > $PKG/install/doinst.sh
+cat $CWD/douninst.sh > $PKG/install/douninst.sh
 
 cd $PKG
 /sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE
diff --git a/audio/alsacap/doinst.sh b/audio/alsacap/doinst.sh
new file mode 100644
index 0000000000..1295f532e5
--- /dev/null
+++ b/audio/alsacap/doinst.sh
@@ -0,0 +1,3 @@
+if [ -x usr/bin/mandb ]; then
+  chroot . /usr/bin/mandb -f /usr/man/man1/alsacap.1.gz &> /dev/null
+fi
diff --git a/audio/alsacap/douninst.sh b/audio/alsacap/douninst.sh
new file mode 100644
index 0000000000..985b453648
--- /dev/null
+++ b/audio/alsacap/douninst.sh
@@ -0,0 +1,3 @@
+if [ -x usr/bin/mandb ]; then
+  chroot . /usr/bin/mandb &> /dev/null
+fi