# Enable more compiler warnings via -Wall and -Wextra. Add -fvisibility=hidden
# and enforce use of SRD_API to explicitly mark all public API functions.
-CFLAGS="$CFLAGS -Wall -Wextra -fvisibility=hidden"
+CFLAGS="$CFLAGS -Wall -Wextra -Wmissing-prototypes -fvisibility=hidden"
# Checks for programs.
AC_PROG_CC