Merge remote-tracking branch 'origin/master' into pipe-video

configs/autoconf.in

@@ -58,6 +58,10 @@ INSTALL = @INSTALL@
 PYTHON2 = @PYTHON2@
 PYTHON_FLAGS = -t -O -O
 
+# Flex and Bison for GLSL compiler
+FLEX = @FLEX@
+BISON = @BISON@
+
 # Library names (base name)
 GL_LIB = GL
 GLU_LIB = GLU

configs/default

@@ -38,6 +38,8 @@ MKLIB_OPTIONS =
 MKDEP = makedepend
 MKDEP_OPTIONS = -fdepend
 MAKE = make
+FLEX = flex
+BISON = bison
 
 # Use MINSTALL for installing libraries, INSTALL for everything else
 MINSTALL = $(SHELL) $(TOP)/bin/minstall