unable to locate package lib32gcc-7-dev
unable to locate package lib32gcc-7-dev, unable to locate package lib32gcc1, unable to locate package libgcc-5-dev, unable to locate package libc++-7-dev, unable to locate package lib32gcc-s1, unable to locate package lib32gcc1-s1, unable to locate package libgsl-dev, unable to locate package lib32z1-dev, unable to locate package lib32ncurses-dev, unable to locate package libg+, unable to locate package libc6-dev-bin, unable to locate package libglew-dev, unable to locate package libc6-dev, unable to locate package lib32stdc++6, e: unable to locate package lib32ncurses5-dev, unable to locate package libegl-dev, unable to locate package libeigen2-dev, unable to locate package libgtk-3-dev, unable to locate package libglm-dev, unable to locate package libeigen3-dev, unable to locate package libg2o-dev, package lib32gcc1 is not available
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unable to locate package lib32gcc-7-dev
unable to locate package lib32gcc1
unable to locate package libgcc-5-dev
unable to locate package libc++-7-dev
unable to locate package lib32gcc-s1
unable to locate package lib32gcc1-s1
unable to locate package libgsl-dev
unable to locate package lib32z1-dev
unable to locate package lib32ncurses-dev
unable to locate package libg+
unable to locate package libc6-dev-bin
unable to locate package libglew-dev
unable to locate package libc6-dev
unable to locate package lib32stdc++6
e: unable to locate package lib32ncurses5-dev
unable to locate package libegl-dev
unable to locate package libeigen2-dev
unable to locate package libgtk-3-dev
unable to locate package libglm-dev
unable to locate package libeigen3-dev
unable to locate package libg2o-dev
package lib32gcc1 is not available
unable to locate package lib32gcc-7-dev, unable to locate package lib32gcc1, unable to locate package libgcc-5-dev, unable to locate package libc++-7-dev, unable to locate package lib32gcc-s1, unable to locate package lib32gcc1-s1, unable to locate package libgsl-dev, unable to locate package lib32z1-dev, unable to locate package lib32ncurses-dev, unable to locate package libg+, unable to locate package libc6-dev-bin, unable to locate package libglew-dev, unable to locate package libc6-dev, unable to locate package lib32stdc++6, e: unable to locate package lib32ncurses5-dev, unable to locate package libegl-dev, unable to locate package libeigen2-dev, unable to locate package libgtk-3-dev, unable to locate package libglm-dev, unable to locate package libeigen3-dev, unable to locate package libg2o-dev, package lib32gcc1 is not available