Error in invoking target 'agent nmhs' of make file ins_emagent.mk while installing Oracle database software

Error in invoking target 'agent nmhs' of make file ins_emagent.mk while installing Oracle 11gr2 11.2.0.4.0 on Red Hat Enterprise Linux 7

Problem:

While installing Oracle database software 11.2.0.4.0 on Linux 7 we may encounter this error in between installation:

Error in invoking target 'agent nmhs' of make file 
/u0/app/oracle/product/11.2.0.4.0/sysman/lib/ins_emagent.mk

Cause:

Linking error due to "ins_emagent.mk"

Solution:

To fix edit the ins_emagent.mk file and change the following line in $ORACLE_HOME/sysman/lib/ins_emagent.mk

$(MK_EMAGENT_NMECTL)

to

$(MK_EMAGENT_NMECTL) -lnnz11

and press the retry button again.