1. Add to user-defined CFLAGS instead of being overwritten by them
2. Don't strip binaries: it leads to QA warnings
diff --git a/Makefile b/Makefile
index 7284f51..7615158 100644
--- a/Makefile
+++ b/Makefile
@@ -15,7 +15,7 @@ endif
 
 # Compiler flags for various configurations:
 
-CFLAGS := -std=c99 -pedantic -Wall -Wextra -Wno-unused-parameter
+CFLAGS += -std=c99 -pedantic -Wall -Wextra -Wno-unused-parameter
 
 ifeq "$(CC)" "clang"
   CFLAGS += -Wunreachable-code
@@ -32,7 +32,6 @@ else ifeq "$(build)" "sanitize"
   LDFLAGS += -fsanitize=address
 else
   CFLAGS += -Os
-  LDFLAGS += -Wl,-s
 endif
 
 ifeq "$(HAVE_READLINE)" "yes"