Remove legacy alloca checks

configure.ac

@@ -572,7 +572,6 @@ need_libc=false
 
 dnl Check for usual libc functions
 AC_CHECK_FUNCS([gettimeofday isatty sigrelse getpwuid_r memalign posix_memalign if_nametoindex getenv putenv setenv ctime_r daemon fork lstat posix_fadvise posix_madvise uselocale])
-AC_FUNC_ALLOCA
 AC_CHECK_FUNCS(fcntl)
 AC_REPLACE_FUNCS([asprintf atof atoll getcwd getpid gmtime_r lldiv localtime_r rewind strcasecmp strcasestr strdup strlcpy strncasecmp strndup strnlen strsep strtof strtoll vasprintf swab])
 AC_CHECK_FUNCS([stricmp strnicmp])

modules/audio_output/oss.c

@@ -39,10 +39,6 @@
 #include <vlc_common.h>
 #include <vlc_plugin.h>
 
-#ifdef HAVE_ALLOCA_H
-#   include <alloca.h>
-#endif
-
 #include <vlc_aout.h>
 
 /* SNDCTL_DSP_RESET, SNDCTL_DSP_SETFMT, SNDCTL_DSP_STEREO, SNDCTL_DSP_SPEED,

modules/gui/qnx/aout.c

@@ -33,10 +33,6 @@
 
 #include <vlc_common.h>
 
-#ifdef HAVE_ALLOCA_H
-#   include <alloca.h>
-#endif
-
 #include <vlc_aout.h>
 
 #include <sys/asoundlib.h>

src/audio_output/dec.c

@@ -32,10 +32,6 @@
 
 #include <vlc_common.h>
 
-#ifdef HAVE_ALLOCA_H
-#   include <alloca.h>
-#endif
-
 #include <vlc_aout.h>
 #include <vlc_input.h>
 

src/audio_output/filters.c

@@ -33,10 +33,6 @@
 #include <vlc_common.h>
 #include <vlc_dialog.h>
 
-#ifdef HAVE_ALLOCA_H
-#   include <alloca.h>
-#endif
-
 #include <vlc_aout.h>
 #include "aout_internal.h"
 #include <libvlc.h>

src/audio_output/mixer.c

@@ -33,9 +33,6 @@
 #include <vlc_common.h>
 #include <libvlc.h>
 
-#ifdef HAVE_ALLOCA_H
-#   include <alloca.h>
-#endif
 #include <vlc_aout.h>
 #include "aout_internal.h"
 /*****************************************************************************