audio/clam_annotator: Fix compile issue.

audio/clam_annotator/clam_annotator.SlackBuild

@@ -4,6 +4,8 @@
 
 # Written by B. Watson (yalhcru@gmail.com)
 
+# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.
+
 PRGNAM=clam_annotator
 VERSION=${VERSION:-0.5.0}
 BUILD=${BUILD:-2}
@@ -65,15 +67,15 @@ export QTDIR=$QT4DIR
 cd vmqt
 CCFLAGS="$SLKCFLAGS" \
 CPPLAGS="$SLKCFLAGS" \
-	scons clam_prefix=/usr prefix=/usr
+	scons $MAKEFLAGS clam_prefix=/usr prefix=/usr
 cd -
 
-# This is needed to fix underlinkg
+# This is needed to fix underlinking
 echo "env.Append(LINKFLAGS=['-lGL'])" >> SConstruct
 
 CCFLAGS="$SLKCFLAGS" \
 CPPFLAGS="$SLKCFLAGS" \
-	scons \
+	scons $MAKEFLAGS \
 	prefix=/usr \
 	release=yes \
 	clam_prefix=/usr