=== checking for a C compiler

$ cc -o /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/conf /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/conf.c

=== checking whether cc accepts -std=c99

$ cc -std=c99 -o /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/conf /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/conf.c

=== checking for SDL2

--- candidate: pkg-config
    cflags: -D_THREAD_SAFE -I/usr/local/include -I/usr/local/include/SDL2
    libs:   -L/usr/local/lib -lSDL2

$ cc -std=c99 -D_THREAD_SAFE -I/usr/local/include -I/usr/local/include/SDL2 -o /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/sdltest /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/sdltest.c -L/usr/local/lib -lSDL2

=== checking whether cc accepts -Wl,-rpath

$ cc -std=c99 -o /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/conf /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/conf.c -Wl,-rpath,/usr/local/lib

=== checking SDL2 version

$ cc -std=c99 -D_THREAD_SAFE -I/usr/local/include -I/usr/local/include/SDL2 -o /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/sdlver /var/folders/c4/_c99khtx7xs1k76hz898mk840000gn/T/tmp.qryNDRQCJK/sdltest.c -L/usr/local/lib -lSDL2 -Wl,-rpath,/usr/local/lib