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--- a/src/lib/mkMake
+++ b/src/lib/mkMake
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 mk=Makefile
-depth=..
+depth=${depth:-..}
 
 SRCS="\
 ${depth}/aspell/rclaspell.cpp \
@@ -63,10 +63,10 @@
 
 cat > $mk <<EOF
 # DONT EDIT BY HAND: created by script mkMake
-depth = ..
+depth = ${depth}
 include \$(depth)/mk/sysconf
 
-UNACCFLAGS = -g -I. -I\$(depth)/unac \$(INCICONV) -DUNAC_VERSION=\\"1.0.7\\"
+UNACCFLAGS = \$(CFLAGS) -g -I. -I\$(depth)/unac \$(INCICONV) -DUNAC_VERSION=\\"1.0.7\\"
 
 LIBS = librcl.a