mpg123 uses C99 features. autoconf 2.69 requires the AC_PROG_CC_C99 macro to enable C99 support by adding -std=gnu99 for gcc 4.2.1. ok kmos@
mpg123 uses C99 features. autoconf 2.69 requires the AC_PROG_CC_C99 macro to enable C99 support by adding -std=gnu99 for gcc 4.2.1. ok kmos@