firefox-esr can't find gstreamer

[Former user]

a firefox-esr security notice has been issued http://www.mozilla.org/security/known-vulnerabilities/firefoxESR.html

i cannot get past this error when trying to upgrade and run the slackbuild configure:21319: checking for gstreamer-0.10 >= 0.10.25 gstreamer-app-0.10 gstreamer-plugins-base-0.10 configure: error: gstreamer and gstreamer-plugins-base development packages are needed to build gstreamer backend.

[Rodrigo Bistolfi]

Solved reverting gsteramer to 0.10.36. I a program needs the 1.x api of gstreamer, please use gstreamer1 in MAKEDEPENDS