--- a/Makefile	Mon May 15 14:04:33 2023 +0300
+++ b/Makefile	Mon May 15 14:06:50 2023 +0300
@@ -1,32 +1,22 @@
 ###
 ### Configuration settings for Linux and generic UNIX
-### See other Makefile.* files for more options.
+### See other Makefile.gen etc files for more options.
 ###
 
-# Miscellaneous
-ifneq ($(QT6),)
 QT_VERSION_PREFIX = Qt6
 QT_TOOL_PREFIX = /usr/lib/qt6/libexec/
-else
-QT_VERSION_PREFIX = Qt5
-QT_TOOL_PREFIX = /usr/lib/qt5/bin/
-endif
+
 BINTOOL_PREFIX =
-
-PREFIX = /usr/local
 BINPATH = ./
 OBJPATH = obj/unix/
 BINEXT =
 
-QT_MODULES = Core Gui Widgets Sql PrintSupport Network
+# Compiler flags and linker flags
+QT_INCLUDES = -I. \
+	$(shell pkg-config --cflags $(addprefix $(QT_VERSION_PREFIX),$(QT_MODULES)))
 
-# Compiler flags and linker flags
-QT_FLAGS += 
-QT_INCLUDES = -I. $(shell pkg-config --cflags $(addprefix $(QT_VERSION_PREFIX),$(QT_MODULES)))
-
-CFLAGS += -pipe -D_REENTRANT -fPIC
-CXXFLAGS += -pipe -D_REENTRANT -fPIC
-LDFLAGS += -Wl,-O1
+XCFLAGS += -D_REENTRANT -fPIC
+XLDFLAGS += -Wl,-O1
 
 APP_LIBS += $(shell pkg-config --libs $(addprefix $(QT_VERSION_PREFIX),$(QT_MODULES)))
 APP_DEP_LIBS =