OK, compile finishes. Running make install then trying to run the binary gives.
H:\usr\local\bin>SDLInvaders.exe
SDLInvaders Version 0.8.0
libpng error: IDAT: CRC error
Bad png?
Popuplog has,
01-07-2026 18:00:49 SYS3170 PID 0cdc TID 0001 Slot 00ae
H:\USR\LOCAL\BIN\SDLINVADERS.EXE
c0000026
1d1aab6c
EAX=00000000 EBX=00000001 ECX=00000053 EDX=026436f4
ESI=026436f4 EDI=026436f4
DS=0053 DSACC=d0f3 DSLIM=b7ffffff
ES=0053 ESACC=d0f3 ESLIM=b7ffffff
FS=150b FSACC=00f3 FSLIM=00000030
GS=0000 GSACC=**** GSLIM=********
CS:EIP=005b:1ffca0e3 CSACC=d0df CSLIM=b7ffffff
SS:ESP=0053:0012f15c SSACC=d0f3 SSLIM=b7ffffff
EBP=0012f27c FLG=00000246
SDLIMAGE.DLL 0002:0000ab6c