Category "m4"

Why does clock() returns -1 in C

I'm trying to implement an error handler using the clock() function from the "time.h" library. The code runs inside an embeeded system (Colibri IMX7 - M4 Proces

Is there a way to check for compile flags that doesn't require the autoconf-archive package?

The AX_CHECK_COMPILE_FLAG macro is available in most distributions in the autoconf-archive package, but unfortunately when missing that package the error is imp