--- Makefile.orig	2022-12-31 03:50:49 UTC
+++ Makefile
@@ -1,22 +1,22 @@
 # makefile for species
 
-CC = gcc
-CPP = g++
-LD = g++
+CC ?= gcc
+CPP = $(CXX)
+LD = $(CXX)
 
-OPT = -O4
+#OPT = -O4
 DBG =
 # Recommended extra options for gcc:
 #OPT += -fomit-frame-pointer -fforce-addr -finline-functions -funroll-loops
 #OPT += -mcpu=i686 -march=i686
 #DBG += -W -Wall -pedantic -ansi
 
-CFLAGS = ${OPT} ${DBG}
+CFLAGS += ${OPT} ${DBG} ${WXCFLAGS} -include math.h
 CPPFLAGS = ${OPT} ${DBG}
 
 #set WXDIR if it isn't a global variable on your system, and you will be making visitool (species itself doesn't need wxWindows)
-WXCFLAGS = -I${WXDIR}/lib/wx/include/msw-2.4 -I${WXDIR}/include -I${WXDIR}/src/regex -I${WXDIR}/src/zlib -I${WXDIR}/src/png -I${WXDIR}/src/jpeg -I${WXDIR}/src/tiff -D_WIN32_IE=0x400 -D__WXMSW__ -mthreads -DWXUSINGDLL=1 -fno-pcc-struct-return -O4 -MMD -mthreads -Wall
-WXLD = -L${WXDIR}/lib -lwxmsw240 -Wl,--subsystem,windows -mwindows -mthreads 
+WXCFLAGS = `${WX_CONFIG} --cflags`
+WXLD = `${WX_CONFIG} --libs`
 
 #exhaust files
 EXHAUST = sim.o asm.o pspace.o