af_format: prefer strtok_r() over strsep()

strsep() is not POSIX compliant, and thus not supported on some platform.
Fix compilation on Solaris.

1 files changed, 1 insertions, 0 deletions

diff --git a/configure b/configure
index 700c959ef8..26f6d21463 100755
--- a/configure
+++ b/configure
@@ -1501,6 +1501,7 @@ tcp_protocol_deps="network"
 udp_protocol_deps="network"
 
 # filters
+aformat_filter_deps="strtok_r"
 blackframe_filter_deps="gpl"
 boxblur_filter_deps="gpl"
 cropdetect_filter_deps="gpl"