diff --git a/localconf b/localconf
new file mode 100644
index 0000000..7705cbb
--- /dev/null
+++ b/localconf
@@ -0,0 +1,2 @@
+PREFIX=/
+LIBEXEC_PREFIX=/usr/libexec
diff --git a/makeflags b/makeflags
index f5983cb..0348623 100644
--- a/makeflags
+++ b/makeflags
@@ -1,4 +1,3 @@
-CCFLAGS  = -Wall -Wextra -Werror -O3 -march=native -I../include -ggdb -D_FILE_OFFSET_BITS=64
-# CCFLAGS  = -Wall -Wextra -Werror -O0 -I../include -ggdb -fpic -D_FILE_OFFSET_BITS=64
-CFLAGS   = $(CCFLAGS) -std=c99
-CXXFLAGS = $(CCFLAGS) -std=c++11 -Wold-style-cast
+CCFLAGS  = -O3 -I../include -fpic -D_FILE_OFFSET_BITS=64
+CFLAGS   += $(CCFLAGS) -std=c99
+CXXFLAGS += $(CCFLAGS) -std=c++11 -Wold-style-cast